7x-15-3x=23

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Solution for 7x-15-3x=23 equation:


Simplifying
7x + -15 + -3x = 23

Reorder the terms:
-15 + 7x + -3x = 23

Combine like terms: 7x + -3x = 4x
-15 + 4x = 23

Solving
-15 + 4x = 23

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 4x = 23 + 15

Combine like terms: -15 + 15 = 0
0 + 4x = 23 + 15
4x = 23 + 15

Combine like terms: 23 + 15 = 38
4x = 38

Divide each side by '4'.
x = 9.5

Simplifying
x = 9.5

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