4x-5+3x=13+9x-21

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Solution for 4x-5+3x=13+9x-21 equation:


Simplifying
4x + -5 + 3x = 13 + 9x + -21

Reorder the terms:
-5 + 4x + 3x = 13 + 9x + -21

Combine like terms: 4x + 3x = 7x
-5 + 7x = 13 + 9x + -21

Reorder the terms:
-5 + 7x = 13 + -21 + 9x

Combine like terms: 13 + -21 = -8
-5 + 7x = -8 + 9x

Solving
-5 + 7x = -8 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-5 + 7x + -9x = -8 + 9x + -9x

Combine like terms: 7x + -9x = -2x
-5 + -2x = -8 + 9x + -9x

Combine like terms: 9x + -9x = 0
-5 + -2x = -8 + 0
-5 + -2x = -8

Add '5' to each side of the equation.
-5 + 5 + -2x = -8 + 5

Combine like terms: -5 + 5 = 0
0 + -2x = -8 + 5
-2x = -8 + 5

Combine like terms: -8 + 5 = -3
-2x = -3

Divide each side by '-2'.
x = 1.5

Simplifying
x = 1.5

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