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

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


Simplifying
4x + 13 = -9 + -1(3x + 9)

Reorder the terms:
13 + 4x = -9 + -1(3x + 9)

Reorder the terms:
13 + 4x = -9 + -1(9 + 3x)
13 + 4x = -9 + (9 * -1 + 3x * -1)
13 + 4x = -9 + (-9 + -3x)

Combine like terms: -9 + -9 = -18
13 + 4x = -18 + -3x

Solving
13 + 4x = -18 + -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 = -18 + -3x + 3x

Combine like terms: 4x + 3x = 7x
13 + 7x = -18 + -3x + 3x

Combine like terms: -3x + 3x = 0
13 + 7x = -18 + 0
13 + 7x = -18

Add '-13' to each side of the equation.
13 + -13 + 7x = -18 + -13

Combine like terms: 13 + -13 = 0
0 + 7x = -18 + -13
7x = -18 + -13

Combine like terms: -18 + -13 = -31
7x = -31

Divide each side by '7'.
x = -4.428571429

Simplifying
x = -4.428571429

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