2x+10+5x=31

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Solution for 2x+10+5x=31 equation:


Simplifying
2x + 10 + 5x = 31

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

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

Solving
10 + 7x = 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 + 7x = 31 + -10

Combine like terms: 10 + -10 = 0
0 + 7x = 31 + -10
7x = 31 + -10

Combine like terms: 31 + -10 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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