-31=-7x+2x+4

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Solution for -31=-7x+2x+4 equation:


Simplifying
-31 = -7x + 2x + 4

Reorder the terms:
-31 = 4 + -7x + 2x

Combine like terms: -7x + 2x = -5x
-31 = 4 + -5x

Solving
-31 = 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.
-31 + 5x = 4 + -5x + 5x

Combine like terms: -5x + 5x = 0
-31 + 5x = 4 + 0
-31 + 5x = 4

Add '31' to each side of the equation.
-31 + 31 + 5x = 4 + 31

Combine like terms: -31 + 31 = 0
0 + 5x = 4 + 31
5x = 4 + 31

Combine like terms: 4 + 31 = 35
5x = 35

Divide each side by '5'.
x = 7

Simplifying
x = 7

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