taylorcolm21
Answered

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7 (a+1)-3a=5+4 (2a-1)

Sagot :

Use the distributive property

7(a)+7(1)-3a = 5+4(2a)+4(-1)

Multiply and then add to get your final answer.
mariamikayla
[tex]7(a+1)-3a=5+4(2a-1) \\ \\ 7a+7-3a=5+8a-4 \\ \\ 4a+7=8a+1 \\ \\ 4a-8a=1-7 \\ \\ -4a=-6 \\ \\ \boxed{a=\frac{-6}{-4}= \frac{3}{2}}[/tex]
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