7x-15=2x+4

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Solution for 7x-15=2x+4 equation:


Simplifying
7x + -15 = 2x + 4

Reorder the terms:
-15 + 7x = 2x + 4

Reorder the terms:
-15 + 7x = 4 + 2x

Solving
-15 + 7x = 4 + 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 = 4 + 2x + -2x

Combine like terms: 7x + -2x = 5x
-15 + 5x = 4 + 2x + -2x

Combine like terms: 2x + -2x = 0
-15 + 5x = 4 + 0
-15 + 5x = 4

Add '15' to each side of the equation.
-15 + 15 + 5x = 4 + 15

Combine like terms: -15 + 15 = 0
0 + 5x = 4 + 15
5x = 4 + 15

Combine like terms: 4 + 15 = 19
5x = 19

Divide each side by '5'.
x = 3.8

Simplifying
x = 3.8

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