7x+15+3x=-9(x+10)

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Solution for 7x+15+3x=-9(x+10) equation:


Simplifying
7x + 15 + 3x = -9(x + 10)

Reorder the terms:
15 + 7x + 3x = -9(x + 10)

Combine like terms: 7x + 3x = 10x
15 + 10x = -9(x + 10)

Reorder the terms:
15 + 10x = -9(10 + x)
15 + 10x = (10 * -9 + x * -9)
15 + 10x = (-90 + -9x)

Solving
15 + 10x = -90 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
15 + 10x + 9x = -90 + -9x + 9x

Combine like terms: 10x + 9x = 19x
15 + 19x = -90 + -9x + 9x

Combine like terms: -9x + 9x = 0
15 + 19x = -90 + 0
15 + 19x = -90

Add '-15' to each side of the equation.
15 + -15 + 19x = -90 + -15

Combine like terms: 15 + -15 = 0
0 + 19x = -90 + -15
19x = -90 + -15

Combine like terms: -90 + -15 = -105
19x = -105

Divide each side by '19'.
x = -5.526315789

Simplifying
x = -5.526315789

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