Ariana correctly simplified an expression when she substituted X equals two into the simplified expression the value was negative form which could be Ariana‘s original expression

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?