7b-3(c-4)=8

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Solution for 7b-3(c-4)=8 equation:


Simplifying
7b + -3(c + -4) = 8

Reorder the terms:
7b + -3(-4 + c) = 8
7b + (-4 * -3 + c * -3) = 8
7b + (12 + -3c) = 8

Reorder the terms:
12 + 7b + -3c = 8

Solving
12 + 7b + -3c = 8

Solving for variable 'b'.

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

Add '-12' to each side of the equation.
12 + 7b + -12 + -3c = 8 + -12

Reorder the terms:
12 + -12 + 7b + -3c = 8 + -12

Combine like terms: 12 + -12 = 0
0 + 7b + -3c = 8 + -12
7b + -3c = 8 + -12

Combine like terms: 8 + -12 = -4
7b + -3c = -4

Add '3c' to each side of the equation.
7b + -3c + 3c = -4 + 3c

Combine like terms: -3c + 3c = 0
7b + 0 = -4 + 3c
7b = -4 + 3c

Divide each side by '7'.
b = -0.5714285714 + 0.4285714286c

Simplifying
b = -0.5714285714 + 0.4285714286c

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