Solve for b
b=5
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56-64b+3=-261
Use the distributive property to multiply -8 by -7+8b.
59-64b=-261
Add 56 and 3 to get 59.
-64b=-261-59
Subtract 59 from both sides.
-64b=-320
Subtract 59 from -261 to get -320.
b=\frac{-320}{-64}
Divide both sides by -64.
b=5
Divide -320 by -64 to get 5.
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