-99+x+4x=31

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Solution for -99+x+4x=31 equation: 


Simplifying
-99 + x + 4x = 31

Combine like terms: x + 4x = 5x
-99 + 5x = 31

Solving
-99 + 5x = 31

Solving for variable 'x'.

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

Add '99' to each side of the equation.
-99 + 99 + 5x = 31 + 99

Combine like terms: -99 + 99 = 0
0 + 5x = 31 + 99
5x = 31 + 99

Combine like terms: 31 + 99 = 130
5x = 130

Divide each side by '5'.
x = 26

Simplifying
x = 26

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