3 years ago

What is the solution to the equation ? -2(1+5a)= -6(a+3) ? a=

2 answers:

7 0

$-2(1+5a)=-6(a+3)\ \ \ \ \ \ \ \ \ \ |simplify\\\\-2-10a=-6a-18\ \ \ \ \ \ \ \ \ |combine\ like\ terms\\\\-10a+6a=-18+2\\\\-4a=-16\ \ \ \ \ \ \ \ \ \ \ \ |:-4\\\\\boxed{a=4}$

4vir4ik [10]3 years ago

3 0

$-2(1+5a)= -6(a+3)\\
-2-10a=-6a-18\\
-4a=-16\\
a=4$

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