8x+7=55-4x

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Solution for 8x+7=55-4x equation:


Simplifying
8x + 7 = 55 + -4x

Reorder the terms:
7 + 8x = 55 + -4x

Solving
7 + 8x = 55 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
7 + 8x + 4x = 55 + -4x + 4x

Combine like terms: 8x + 4x = 12x
7 + 12x = 55 + -4x + 4x

Combine like terms: -4x + 4x = 0
7 + 12x = 55 + 0
7 + 12x = 55

Add '-7' to each side of the equation.
7 + -7 + 12x = 55 + -7

Combine like terms: 7 + -7 = 0
0 + 12x = 55 + -7
12x = 55 + -7

Combine like terms: 55 + -7 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

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