5x+10-7x=31

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Solution for 5x+10-7x=31 equation: 


Simplifying
5x + 10 + -7x = 31

Reorder the terms:
10 + 5x + -7x = 31

Combine like terms: 5x + -7x = -2x
10 + -2x = 31

Solving
10 + -2x = 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 + -2x = 31 + -10

Combine like terms: 10 + -10 = 0
0 + -2x = 31 + -10
-2x = 31 + -10

Combine like terms: 31 + -10 = 21
-2x = 21

Divide each side by '-2'.
x = -10.5

Simplifying
x = -10.5

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