7(1-4b)=231

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Solution for 7(1-4b)=231 equation: 


Simplifying
7(1 + -4b) = 231
(1 * 7 + -4b * 7) = 231
(7 + -28b) = 231

Solving
7 + -28b = 231

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + -28b = 231 + -7

Combine like terms: 7 + -7 = 0
0 + -28b = 231 + -7
-28b = 231 + -7

Combine like terms: 231 + -7 = 224
-28b = 224

Divide each side by '-28'.
b = -8

Simplifying
b = -8

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