Question #1100085

# Advanced 8th grade algebra help?!?

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Solve. 50q-43=52q-81
Possible answers- -19, -38, 38, or 19
Solve. -(a-9)=3a+17
Possible answers- -2, 6.5, -4, or -8
Solve the equation and state a reason for each step.
8x-4=5x+8
Solve.
7b+3-4b=3-3(b+4)
Thanks!!:D
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