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

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


Simplifying
-7(4 + -1b) = 3(b + 4)
(4 * -7 + -1b * -7) = 3(b + 4)
(-28 + 7b) = 3(b + 4)

Reorder the terms:
-28 + 7b = 3(4 + b)
-28 + 7b = (4 * 3 + b * 3)
-28 + 7b = (12 + 3b)

Solving
-28 + 7b = 12 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
-28 + 7b + -3b = 12 + 3b + -3b

Combine like terms: 7b + -3b = 4b
-28 + 4b = 12 + 3b + -3b

Combine like terms: 3b + -3b = 0
-28 + 4b = 12 + 0
-28 + 4b = 12

Add '28' to each side of the equation.
-28 + 28 + 4b = 12 + 28

Combine like terms: -28 + 28 = 0
0 + 4b = 12 + 28
4b = 12 + 28

Combine like terms: 12 + 28 = 40
4b = 40

Divide each side by '4'.
b = 10

Simplifying
b = 10

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