(4x+9)-8x+13=42

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Solution for (4x+9)-8x+13=42 equation:


Simplifying
(4x + 9) + -8x + 13 = 42

Reorder the terms:
(9 + 4x) + -8x + 13 = 42

Remove parenthesis around (9 + 4x)
9 + 4x + -8x + 13 = 42

Reorder the terms:
9 + 13 + 4x + -8x = 42

Combine like terms: 9 + 13 = 22
22 + 4x + -8x = 42

Combine like terms: 4x + -8x = -4x
22 + -4x = 42

Solving
22 + -4x = 42

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + -4x = 42 + -22

Combine like terms: 22 + -22 = 0
0 + -4x = 42 + -22
-4x = 42 + -22

Combine like terms: 42 + -22 = 20
-4x = 20

Divide each side by '-4'.
x = -5

Simplifying
x = -5

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