-3(2b+7)=-8b-5

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Solution for -3(2b+7)=-8b-5 equation:


Simplifying
-3(2b + 7) = -8b + -5

Reorder the terms:
-3(7 + 2b) = -8b + -5
(7 * -3 + 2b * -3) = -8b + -5
(-21 + -6b) = -8b + -5

Reorder the terms:
-21 + -6b = -5 + -8b

Solving
-21 + -6b = -5 + -8b

Solving for variable 'b'.

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

Add '8b' to each side of the equation.
-21 + -6b + 8b = -5 + -8b + 8b

Combine like terms: -6b + 8b = 2b
-21 + 2b = -5 + -8b + 8b

Combine like terms: -8b + 8b = 0
-21 + 2b = -5 + 0
-21 + 2b = -5

Add '21' to each side of the equation.
-21 + 21 + 2b = -5 + 21

Combine like terms: -21 + 21 = 0
0 + 2b = -5 + 21
2b = -5 + 21

Combine like terms: -5 + 21 = 16
2b = 16

Divide each side by '2'.
b = 8

Simplifying
b = 8

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