5x+2(x-2)=31

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Solution for 5x+2(x-2)=31 equation:


Simplifying
5x + 2(x + -2) = 31

Reorder the terms:
5x + 2(-2 + x) = 31
5x + (-2 * 2 + x * 2) = 31
5x + (-4 + 2x) = 31

Reorder the terms:
-4 + 5x + 2x = 31

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

Solving
-4 + 7x = 31

Solving for variable 'x'.

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

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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