3x+15-x-7=94

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Solution for 3x+15-x-7=94 equation:


Simplifying
3x + 15 + -1x + -7 = 94

Reorder the terms:
15 + -7 + 3x + -1x = 94

Combine like terms: 15 + -7 = 8
8 + 3x + -1x = 94

Combine like terms: 3x + -1x = 2x
8 + 2x = 94

Solving
8 + 2x = 94

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 + 2x = 94 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = 94 + -8
2x = 94 + -8

Combine like terms: 94 + -8 = 86
2x = 86

Divide each side by '2'.
x = 43

Simplifying
x = 43

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