-7+4x-7x=20

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Solution for -7+4x-7x=20 equation: 


Simplifying
-7 + 4x + -7x = 20

Combine like terms: 4x + -7x = -3x
-7 + -3x = 20

Solving
-7 + -3x = 20

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -3x = 20 + 7

Combine like terms: -7 + 7 = 0
0 + -3x = 20 + 7
-3x = 20 + 7

Combine like terms: 20 + 7 = 27
-3x = 27

Divide each side by '-3'.
x = -9

Simplifying
x = -9

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