4(x+31)=2x-18

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Solution for 4(x+31)=2x-18 equation:


Simplifying
4(x + 31) = 2x + -18

Reorder the terms:
4(31 + x) = 2x + -18
(31 * 4 + x * 4) = 2x + -18
(124 + 4x) = 2x + -18

Reorder the terms:
124 + 4x = -18 + 2x

Solving
124 + 4x = -18 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
124 + 4x + -2x = -18 + 2x + -2x

Combine like terms: 4x + -2x = 2x
124 + 2x = -18 + 2x + -2x

Combine like terms: 2x + -2x = 0
124 + 2x = -18 + 0
124 + 2x = -18

Add '-124' to each side of the equation.
124 + -124 + 2x = -18 + -124

Combine like terms: 124 + -124 = 0
0 + 2x = -18 + -124
2x = -18 + -124

Combine like terms: -18 + -124 = -142
2x = -142

Divide each side by '2'.
x = -71

Simplifying
x = -71

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