x+3+2x+5=78

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Solution for x+3+2x+5=78 equation:


Simplifying
x + 3 + 2x + 5 = 78

Reorder the terms:
3 + 5 + x + 2x = 78

Combine like terms: 3 + 5 = 8
8 + x + 2x = 78

Combine like terms: x + 2x = 3x
8 + 3x = 78

Solving
8 + 3x = 78

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 3x = 78 + -8

Combine like terms: 8 + -8 = 0
0 + 3x = 78 + -8
3x = 78 + -8

Combine like terms: 78 + -8 = 70
3x = 70

Divide each side by '3'.
x = 23.33333333

Simplifying
x = 23.33333333

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