2x+x+7=8.5

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Solution for 2x+x+7=8.5 equation:


Simplifying
2x + x + 7 = 8.5

Reorder the terms:
7 + 2x + x = 8.5

Combine like terms: 2x + x = 3x
7 + 3x = 8.5

Solving
7 + 3x = 8.5

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 3x = 8.5 + -7

Combine like terms: 7 + -7 = 0
0 + 3x = 8.5 + -7
3x = 8.5 + -7

Combine like terms: 8.5 + -7 = 1.5
3x = 1.5

Divide each side by '3'.
x = 0.5

Simplifying
x = 0.5

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