Question

Select the correct answer.

Which expression is equivalent to x + y+ x + y +30+5)?
A. 2x + 5y+ 5
B. 2x + y + 30
C. 2x + 5y + 15
D.2x + 3y + 10

Answer 1

Explanation:

Like terms have same variable with same exponent. Combine the like terms.

x + x = 2x {Just add the coefficient}

x + y + x +y + 30 + 5 = x +x + y + y + 30 + 5

= 2x + 2y + 35