4(b-80)+79=87

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Solution for 4(b-80)+79=87 equation:


Simplifying
4(b + -80) + 79 = 87

Reorder the terms:
4(-80 + b) + 79 = 87
(-80 * 4 + b * 4) + 79 = 87
(-320 + 4b) + 79 = 87

Reorder the terms:
-320 + 79 + 4b = 87

Combine like terms: -320 + 79 = -241
-241 + 4b = 87

Solving
-241 + 4b = 87

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '241' to each side of the equation.
-241 + 241 + 4b = 87 + 241

Combine like terms: -241 + 241 = 0
0 + 4b = 87 + 241
4b = 87 + 241

Combine like terms: 87 + 241 = 328
4b = 328

Divide each side by '4'.
b = 82

Simplifying
b = 82

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