2(9+x)=-15(4-x)

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Solution for 2(9+x)=-15(4-x) equation:


Simplifying
2(9 + x) = -15(4 + -1x)
(9 * 2 + x * 2) = -15(4 + -1x)
(18 + 2x) = -15(4 + -1x)
18 + 2x = (4 * -15 + -1x * -15)
18 + 2x = (-60 + 15x)

Solving
18 + 2x = -60 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
18 + 2x + -15x = -60 + 15x + -15x

Combine like terms: 2x + -15x = -13x
18 + -13x = -60 + 15x + -15x

Combine like terms: 15x + -15x = 0
18 + -13x = -60 + 0
18 + -13x = -60

Add '-18' to each side of the equation.
18 + -18 + -13x = -60 + -18

Combine like terms: 18 + -18 = 0
0 + -13x = -60 + -18
-13x = -60 + -18

Combine like terms: -60 + -18 = -78
-13x = -78

Divide each side by '-13'.
x = 6

Simplifying
x = 6

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