-12(2b+3)+7=7(1-3b)

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Solution for -12(2b+3)+7=7(1-3b) equation:


Simplifying
-12(2b + 3) + 7 = 7(1 + -3b)

Reorder the terms:
-12(3 + 2b) + 7 = 7(1 + -3b)
(3 * -12 + 2b * -12) + 7 = 7(1 + -3b)
(-36 + -24b) + 7 = 7(1 + -3b)

Reorder the terms:
-36 + 7 + -24b = 7(1 + -3b)

Combine like terms: -36 + 7 = -29
-29 + -24b = 7(1 + -3b)
-29 + -24b = (1 * 7 + -3b * 7)
-29 + -24b = (7 + -21b)

Solving
-29 + -24b = 7 + -21b

Solving for variable 'b'.

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

Add '21b' to each side of the equation.
-29 + -24b + 21b = 7 + -21b + 21b

Combine like terms: -24b + 21b = -3b
-29 + -3b = 7 + -21b + 21b

Combine like terms: -21b + 21b = 0
-29 + -3b = 7 + 0
-29 + -3b = 7

Add '29' to each side of the equation.
-29 + 29 + -3b = 7 + 29

Combine like terms: -29 + 29 = 0
0 + -3b = 7 + 29
-3b = 7 + 29

Combine like terms: 7 + 29 = 36
-3b = 36

Divide each side by '-3'.
b = -12

Simplifying
b = -12

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