15+2x=7-4

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


Simplifying
15 + 2x = 7 + -4

Combine like terms: 7 + -4 = 3
15 + 2x = 3

Solving
15 + 2x = 3

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 + 2x = 3 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 3 + -15
2x = 3 + -15

Combine like terms: 3 + -15 = -12
2x = -12

Divide each side by '2'.
x = -6

Simplifying
x = -6

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