3x+4x+5=68

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Solution for 3x+4x+5=68 equation: 


Simplifying
3x + 4x + 5 = 68

Reorder the terms:
5 + 3x + 4x = 68

Combine like terms: 3x + 4x = 7x
5 + 7x = 68

Solving
5 + 7x = 68

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 7x = 68 + -5

Combine like terms: 5 + -5 = 0
0 + 7x = 68 + -5
7x = 68 + -5

Combine like terms: 68 + -5 = 63
7x = 63

Divide each side by '7'.
x = 9

Simplifying
x = 9

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