3(4b-7)=-2b+7

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Solution for 3(4b-7)=-2b+7 equation:


Simplifying
3(4b + -7) = -2b + 7

Reorder the terms:
3(-7 + 4b) = -2b + 7
(-7 * 3 + 4b * 3) = -2b + 7
(-21 + 12b) = -2b + 7

Reorder the terms:
-21 + 12b = 7 + -2b

Solving
-21 + 12b = 7 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
-21 + 12b + 2b = 7 + -2b + 2b

Combine like terms: 12b + 2b = 14b
-21 + 14b = 7 + -2b + 2b

Combine like terms: -2b + 2b = 0
-21 + 14b = 7 + 0
-21 + 14b = 7

Add '21' to each side of the equation.
-21 + 21 + 14b = 7 + 21

Combine like terms: -21 + 21 = 0
0 + 14b = 7 + 21
14b = 7 + 21

Combine like terms: 7 + 21 = 28
14b = 28

Divide each side by '14'.
b = 2

Simplifying
b = 2

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