7x+8=-5x+4

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Solution for 7x+8=-5x+4 equation:


Simplifying
7x + 8 = -5x + 4

Reorder the terms:
8 + 7x = -5x + 4

Reorder the terms:
8 + 7x = 4 + -5x

Solving
8 + 7x = 4 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
8 + 7x + 5x = 4 + -5x + 5x

Combine like terms: 7x + 5x = 12x
8 + 12x = 4 + -5x + 5x

Combine like terms: -5x + 5x = 0
8 + 12x = 4 + 0
8 + 12x = 4

Add '-8' to each side of the equation.
8 + -8 + 12x = 4 + -8

Combine like terms: 8 + -8 = 0
0 + 12x = 4 + -8
12x = 4 + -8

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

Divide each side by '12'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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