2x+x+3=7.5

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Solution for 2x+x+3=7.5 equation:


Simplifying
2x + x + 3 = 7.5

Reorder the terms:
3 + 2x + x = 7.5

Combine like terms: 2x + x = 3x
3 + 3x = 7.5

Solving
3 + 3x = 7.5

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 3x = 7.5 + -3

Combine like terms: 3 + -3 = 0
0 + 3x = 7.5 + -3
3x = 7.5 + -3

Combine like terms: 7.5 + -3 = 4.5
3x = 4.5

Divide each side by '3'.
x = 1.5

Simplifying
x = 1.5

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