7x-15=2x+6

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Solution for 7x-15=2x+6 equation:


Simplifying
7x + -15 = 2x + 6

Reorder the terms:
-15 + 7x = 2x + 6

Reorder the terms:
-15 + 7x = 6 + 2x

Solving
-15 + 7x = 6 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-15 + 7x + -2x = 6 + 2x + -2x

Combine like terms: 7x + -2x = 5x
-15 + 5x = 6 + 2x + -2x

Combine like terms: 2x + -2x = 0
-15 + 5x = 6 + 0
-15 + 5x = 6

Add '15' to each side of the equation.
-15 + 15 + 5x = 6 + 15

Combine like terms: -15 + 15 = 0
0 + 5x = 6 + 15
5x = 6 + 15

Combine like terms: 6 + 15 = 21
5x = 21

Divide each side by '5'.
x = 4.2

Simplifying
x = 4.2

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