4x+13=-9-3(x+9)

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Solution for 4x+13=-9-3(x+9) equation:


Simplifying
4x + 13 = -9 + -3(x + 9)

Reorder the terms:
13 + 4x = -9 + -3(x + 9)

Reorder the terms:
13 + 4x = -9 + -3(9 + x)
13 + 4x = -9 + (9 * -3 + x * -3)
13 + 4x = -9 + (-27 + -3x)

Combine like terms: -9 + -27 = -36
13 + 4x = -36 + -3x

Solving
13 + 4x = -36 + -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.
13 + 4x + 3x = -36 + -3x + 3x

Combine like terms: 4x + 3x = 7x
13 + 7x = -36 + -3x + 3x

Combine like terms: -3x + 3x = 0
13 + 7x = -36 + 0
13 + 7x = -36

Add '-13' to each side of the equation.
13 + -13 + 7x = -36 + -13

Combine like terms: 13 + -13 = 0
0 + 7x = -36 + -13
7x = -36 + -13

Combine like terms: -36 + -13 = -49
7x = -49

Divide each side by '7'.
x = -7

Simplifying
x = -7

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