21x+8-24x=1-8

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Solution for 21x+8-24x=1-8 equation: 


Simplifying
21x + 8 + -24x = 1 + -8

Reorder the terms:
8 + 21x + -24x = 1 + -8

Combine like terms: 21x + -24x = -3x
8 + -3x = 1 + -8

Combine like terms: 1 + -8 = -7
8 + -3x = -7

Solving
8 + -3x = -7

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -3x = -7 + -8

Combine like terms: 8 + -8 = 0
0 + -3x = -7 + -8
-3x = -7 + -8

Combine like terms: -7 + -8 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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