7x+15=-3x-45

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Solution for 7x+15=-3x-45 equation:


Simplifying
7x + 15 = -3x + -45

Reorder the terms:
15 + 7x = -3x + -45

Reorder the terms:
15 + 7x = -45 + -3x

Solving
15 + 7x = -45 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
15 + 7x + 3x = -45 + -3x + 3x

Combine like terms: 7x + 3x = 10x
15 + 10x = -45 + -3x + 3x

Combine like terms: -3x + 3x = 0
15 + 10x = -45 + 0
15 + 10x = -45

Add '-15' to each side of the equation.
15 + -15 + 10x = -45 + -15

Combine like terms: 15 + -15 = 0
0 + 10x = -45 + -15
10x = -45 + -15

Combine like terms: -45 + -15 = -60
10x = -60

Divide each side by '10'.
x = -6

Simplifying
x = -6

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