15y-3(2b+7)=-12

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Solution for 15y-3(2b+7)=-12 equation:


Simplifying
15y + -3(2b + 7) = -12

Reorder the terms:
15y + -3(7 + 2b) = -12
15y + (7 * -3 + 2b * -3) = -12
15y + (-21 + -6b) = -12

Reorder the terms:
-21 + -6b + 15y = -12

Solving
-21 + -6b + 15y = -12

Solving for variable 'b'.

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

Add '21' to each side of the equation.
-21 + -6b + 21 + 15y = -12 + 21

Reorder the terms:
-21 + 21 + -6b + 15y = -12 + 21

Combine like terms: -21 + 21 = 0
0 + -6b + 15y = -12 + 21
-6b + 15y = -12 + 21

Combine like terms: -12 + 21 = 9
-6b + 15y = 9

Add '-15y' to each side of the equation.
-6b + 15y + -15y = 9 + -15y

Combine like terms: 15y + -15y = 0
-6b + 0 = 9 + -15y
-6b = 9 + -15y

Divide each side by '-6'.
b = -1.5 + 2.5y

Simplifying
b = -1.5 + 2.5y

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