-31+b=-3(4b+6)

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Solution for -31+b=-3(4b+6) equation:


Simplifying
-31 + b = -3(4b + 6)

Reorder the terms:
-31 + b = -3(6 + 4b)
-31 + b = (6 * -3 + 4b * -3)
-31 + b = (-18 + -12b)

Solving
-31 + b = -18 + -12b

Solving for variable 'b'.

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

Add '12b' to each side of the equation.
-31 + b + 12b = -18 + -12b + 12b

Combine like terms: b + 12b = 13b
-31 + 13b = -18 + -12b + 12b

Combine like terms: -12b + 12b = 0
-31 + 13b = -18 + 0
-31 + 13b = -18

Add '31' to each side of the equation.
-31 + 31 + 13b = -18 + 31

Combine like terms: -31 + 31 = 0
0 + 13b = -18 + 31
13b = -18 + 31

Combine like terms: -18 + 31 = 13
13b = 13

Divide each side by '13'.
b = 1

Simplifying
b = 1

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