7x-8x=-4x-30

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Solution for 7x-8x=-4x-30 equation: 


Simplifying
7x + -8x = -4x + -30

Combine like terms: 7x + -8x = -1x
-1x = -4x + -30

Reorder the terms:
-1x = -30 + -4x

Solving
-1x = -30 + -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.
-1x + 4x = -30 + -4x + 4x

Combine like terms: -1x + 4x = 3x
3x = -30 + -4x + 4x

Combine like terms: -4x + 4x = 0
3x = -30 + 0
3x = -30

Divide each side by '3'.
x = -10

Simplifying
x = -10

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