Question

Combine like terms to simplify the following polynomial.

6x + 7y – 9 – x + 8y + 5

A. 4x + 12y – 5
B. 42xy – 8xy – 45
C. 5x + 15y – 4
D. 13x + 7y – 4

Answer 1

the answer to this is C

Answer 2

5x + 15 y - 4 (option C)

Explanation:

Solve

6x + 7y – 9 – x + 8y + 5

Group like terms!

6x - x +7y +8y - 9 + 5 =

5x + 15 y - 4 (option C)

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