7x+8=-4x-7

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


Simplifying
7x + 8 = -4x + -7

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

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

Solving
8 + 7x = -7 + -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.
8 + 7x + 4x = -7 + -4x + 4x

Combine like terms: 7x + 4x = 11x
8 + 11x = -7 + -4x + 4x

Combine like terms: -4x + 4x = 0
8 + 11x = -7 + 0
8 + 11x = -7

Add '-8' to each side of the equation.
8 + -8 + 11x = -7 + -8

Combine like terms: 8 + -8 = 0
0 + 11x = -7 + -8
11x = -7 + -8

Combine like terms: -7 + -8 = -15
11x = -15

Divide each side by '11'.
x = -1.363636364

Simplifying
x = -1.363636364

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