3x+4x=31+60

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Solution for 3x+4x=31+60 equation: 


Simplifying
3x + 4x = 31 + 60

Combine like terms: 3x + 4x = 7x
7x = 31 + 60

Combine like terms: 31 + 60 = 91
7x = 91

Solving
7x = 91

Solving for variable 'x'.

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

Divide each side by '7'.
x = 13

Simplifying
x = 13

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