Question

Which expression is equivalent to 7a-8-12a +4?A.-gaB.31aC. -5a - 4D.19a + 12

Answer 1

Step 1

Rearrange the expression to bring like terms together.

`\begin{gathered} 7a-8-12a+4 \\ 7a-12a\text{ -8+4} \end{gathered}`

Step 2

Simplify to get the final answer

`-5a-4`

Hence the right answer is option C