-31-3x=5-7x

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Solution for -31-3x=5-7x equation:


Simplifying
-31 + -3x = 5 + -7x

Solving
-31 + -3x = 5 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-31 + -3x + 7x = 5 + -7x + 7x

Combine like terms: -3x + 7x = 4x
-31 + 4x = 5 + -7x + 7x

Combine like terms: -7x + 7x = 0
-31 + 4x = 5 + 0
-31 + 4x = 5

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

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

Combine like terms: 5 + 31 = 36
4x = 36

Divide each side by '4'.
x = 9

Simplifying
x = 9

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