Filed by Xerox Corporation

Pursuant to Rule 425 under the Securities Act of 1933

and deemed filed pursuant to Rule 14a-12 under the

Securities Exchange Act of 1934

Subject Company: Affiliated Computer Services, Inc.

Commission File No.: 1-12665

The proposed merger transaction involving Xerox and ACS will be submitted to the respective stockholders of Xerox and ACS for their consideration. In connection with the proposed merger, Xerox filed with the SEC a registration statement on Form S-4 that included a preliminary joint proxy statement of Xerox and ACS that also constitutes a preliminary prospectus of Xerox and each of the companies may be filing with the SEC other documents regarding the proposed transaction. Xerox will mail the definitive joint proxy statement/prospectus to its stockholders. Xerox and ACS urge investors and security holders to read the definitive joint proxy statement/prospectus regarding the proposed transaction before making any voting or investment decision when it becomes available because it will contain important information. You may obtain a free copy of the joint proxy statement/prospectus, as well as other filings containing information about Xerox and ACS, without charge, at the SEC’s Internet site (http://www.sec.gov). Copies of the definitive joint proxy statement/prospectus and the filings with the SEC that will be incorporated by reference in the definitive joint proxy statement/prospectus can also be obtained, when available, without charge, from Xerox’s website, www.xerox.com, under the heading “Investor Relations” and then under the heading “SEC Filings”. You may also obtain these documents, without charge, from ACS’s website, www.acs-inc.com, under the tab “Investor Relations” and then under the heading “SEC Filings”.

Xerox, ACS and their respective directors, executive officers and certain other members of management and employees may be deemed to be participants in the solicitation of proxies from the respective stockholders of Xerox and ACS in favor of the merger. Information regarding the persons who may, under the rules of the SEC, be deemed participants in the solicitation of the respective stockholders of Xerox and ACS in connection with the proposed merger are set forth in the preliminary joint proxy statement/prospectus filed with the SEC. You can find information about Xerox’s executive officers and directors in its definitive proxy statement filed with the SEC on April 6, 2009. You can find information about ACS’s executive officers and directors in its annual report on Form 10-K filed with the SEC on August 27, 2009. You can obtain free copies of these documents from Xerox and ACS websites using the contact information above.

Xerox Launches Senior Notes Offering to Finance Acquisition

NORWALK, Conn., Dec. 1, 2009 – Xerox Corporation (NYSE: XRX) expects to raise funds through the offering of senior unsecured notes announced today.

Net proceeds from the offering will be used in connection with the acquisition of Affiliated Computer Services (NYSE: ACS). On Sept. 28, Xerox announced a definitive agreement to acquire ACS in a cash and stock transaction.

This press release is neither an offer to sell nor the solicitation of an offer to buy the notes. It does not constitute an offer, solicitation or sale in any jurisdiction in which such an offer, solicitation or sale is unlawful.

Banc of America Securities, Citigroup Global Markets Inc., and J.P. Morgan Securities Inc. are acting as joint book-running managers for the offering. Offers for the notes are to be made only through the prospectus. A copy of the prospectus and prospectus supplement may be obtained by contacting any of the following institutions: Banc of America Securities LLC at 1-800-294-1322; Citigroup Global Markets Inc. at 1-877-858-5407 or J.P. Morgan Securities Inc. at 1-212-834-4533.

About Xerox

Headquartered in Norwalk, Conn., Xerox Corporation’s 54,000 people represent the world’s leading document management, technology and services enterprise, providing the industry’s broadest portfolio of color and black-and-white document processing systems and related supplies, as well as document management consulting and outsourcing services.

-XXX-

Media Contact:

Carl Langsenkamp, Xerox Corporation, +1-585-423-5782,

Carl.Langsenkamp@xerox.com

NOTE TO EDITORS: This release contains “forward-looking statements” as defined in the Private Securities Litigation Reform Act of 1995. The words “anticipate,” “believe,” “estimate,” “expect,” “intend,” “will,” “should” and similar expressions, as they relate to us, are intended to identify forward-looking statements. These statements reflect management’s current beliefs, assumptions and expectations and are subject to a number of factors that may cause actual results to differ materially. These factors include but are not limited to the unprecedented volatility in the global economy; the risk that unexpected costs will be incurred; the outcome of litigation and regulatory proceedings to which we may be a party; actions of competitors; changes and developments affecting our industry; quarterly or cyclical variations in financial results; development of new products and services; interest rates and cost of borrowing; our ability to protect our intellectual property rights; our ability to maintain and

improve cost efficiency of operations, including savings from restructuring actions; changes in foreign currency exchange rates; changes in economic conditions, political conditions, trade protection measures, licensing requirements and tax matters in the foreign countries in which we do business; reliance on third parties for manufacturing of products and provision of services; the risk that we will not realize all of the anticipated benefits from the acquisition of Affiliated Computer Services, Inc.; and other factors that are set forth in the “Risk Factors” section, the “Legal Proceedings” section, the “Management’s Discussion and Analysis of Financial Condition and Results of Operations” section and other sections of our 2008 Annual Report on Form 10-K and Quarterly Reports on Form 10-Q for the quarters ended March 31, 2009, June 30, 2009 and September 30, 2009 filed with the Securities and Exchange Commission. The Company assumes no obligation to update any forward-looking statements as a result of new information or future events or developments, except as required by law.

For more information on Xerox, visit http://www.xerox.com.

Xerox^® and the sphere of connectivity design are trademarks of Xerox Corporation in the United States and/or other countries.

Page 2