## Algebra: A Combined Approach (4th Edition)

The area of the Sahara Desert in Africa is 7 times the area of the Gobi Desert in Asia. If the area of the Gobi Desert is x square miles, express the area of the Sahara Desert as an algebraic expression in x. Gobi = x Sahara = Gobi $\times$ 7 = x $\times$ 7 = 7x