12+5b(5+7)=15b+6

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Solution for 12+5b(5+7)=15b+6 equation:


Simplifying
12 + 5b(5 + 7) = 15b + 6

Combine like terms: 5 + 7 = 12
12 + 5b(12) = 15b + 6

Reorder the terms for easier multiplication:
12 + 5 * 12b = 15b + 6

Multiply 5 * 12
12 + 60b = 15b + 6

Reorder the terms:
12 + 60b = 6 + 15b

Solving
12 + 60b = 6 + 15b

Solving for variable 'b'.

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

Add '-15b' to each side of the equation.
12 + 60b + -15b = 6 + 15b + -15b

Combine like terms: 60b + -15b = 45b
12 + 45b = 6 + 15b + -15b

Combine like terms: 15b + -15b = 0
12 + 45b = 6 + 0
12 + 45b = 6

Add '-12' to each side of the equation.
12 + -12 + 45b = 6 + -12

Combine like terms: 12 + -12 = 0
0 + 45b = 6 + -12
45b = 6 + -12

Combine like terms: 6 + -12 = -6
45b = -6

Divide each side by '45'.
b = -0.1333333333

Simplifying
b = -0.1333333333

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