2x+15+3-7=18

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Solution for 2x+15+3-7=18 equation:


Simplifying
2x + 15 + 3 + -7 = 18

Reorder the terms:
15 + 3 + -7 + 2x = 18

Combine like terms: 15 + 3 = 18
18 + -7 + 2x = 18

Combine like terms: 18 + -7 = 11
11 + 2x = 18

Solving
11 + 2x = 18

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 2x = 18 + -11

Combine like terms: 11 + -11 = 0
0 + 2x = 18 + -11
2x = 18 + -11

Combine like terms: 18 + -11 = 7
2x = 7

Divide each side by '2'.
x = 3.5

Simplifying
x = 3.5

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