5x-(2x-10)=31

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Solution for 5x-(2x-10)=31 equation:


Simplifying
5x + -1(2x + -10) = 31

Reorder the terms:
5x + -1(-10 + 2x) = 31
5x + (-10 * -1 + 2x * -1) = 31
5x + (10 + -2x) = 31

Reorder the terms:
10 + 5x + -2x = 31

Combine like terms: 5x + -2x = 3x
10 + 3x = 31

Solving
10 + 3x = 31

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 3x = 31 + -10

Combine like terms: 10 + -10 = 0
0 + 3x = 31 + -10
3x = 31 + -10

Combine like terms: 31 + -10 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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