15+4x=7x-3

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Solution for 15+4x=7x-3 equation: 


Simplifying
15 + 4x = 7x + -3

Reorder the terms:
15 + 4x = -3 + 7x

Solving
15 + 4x = -3 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
15 + 4x + -7x = -3 + 7x + -7x

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

Combine like terms: 7x + -7x = 0
15 + -3x = -3 + 0
15 + -3x = -3

Add '-15' to each side of the equation.
15 + -15 + -3x = -3 + -15

Combine like terms: 15 + -15 = 0
0 + -3x = -3 + -15
-3x = -3 + -15

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

Divide each side by '-3'.
x = 6

Simplifying
x = 6

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