4(-1+3x)=31+5x

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Solution for 4(-1+3x)=31+5x equation:


Simplifying
4(-1 + 3x) = 31 + 5x
(-1 * 4 + 3x * 4) = 31 + 5x
(-4 + 12x) = 31 + 5x

Solving
-4 + 12x = 31 + 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.
-4 + 12x + -5x = 31 + 5x + -5x

Combine like terms: 12x + -5x = 7x
-4 + 7x = 31 + 5x + -5x

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

Add '4' to each side of the equation.
-4 + 4 + 7x = 31 + 4

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

Combine like terms: 31 + 4 = 35
7x = 35

Divide each side by '7'.
x = 5

Simplifying
x = 5

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