16Hit1600
Advanced MathEasy–MediumCoefficient and constant after two distributions

Advanced Math practice question

When 3(2x − 1) + 2(x + 4) is written as ax + b, what is the value of a − b?

Answer: 3

6x − 3 + 2x + 8 = 8x + 5, so a − b = 3.

Common wrong answers

If you answered 5
5 is b alone.
If you answered 8
8 is a alone.
If you answered 13
13 is a + b.

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