7X+15=-6(X-9)

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Solution for 7X+15=-6(X-9) equation:


Simplifying
7X + 15 = -6(X + -9)

Reorder the terms:
15 + 7X = -6(X + -9)

Reorder the terms:
15 + 7X = -6(-9 + X)
15 + 7X = (-9 * -6 + X * -6)
15 + 7X = (54 + -6X)

Solving
15 + 7X = 54 + -6X

Solving for variable 'X'.

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

Add '6X' to each side of the equation.
15 + 7X + 6X = 54 + -6X + 6X

Combine like terms: 7X + 6X = 13X
15 + 13X = 54 + -6X + 6X

Combine like terms: -6X + 6X = 0
15 + 13X = 54 + 0
15 + 13X = 54

Add '-15' to each side of the equation.
15 + -15 + 13X = 54 + -15

Combine like terms: 15 + -15 = 0
0 + 13X = 54 + -15
13X = 54 + -15

Combine like terms: 54 + -15 = 39
13X = 39

Divide each side by '13'.
X = 3

Simplifying
X = 3

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