21x-63=3x+24

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Solution for 21x-63=3x+24 equation:


Simplifying
21x + -63 = 3x + 24

Reorder the terms:
-63 + 21x = 3x + 24

Reorder the terms:
-63 + 21x = 24 + 3x

Solving
-63 + 21x = 24 + 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.
-63 + 21x + -3x = 24 + 3x + -3x

Combine like terms: 21x + -3x = 18x
-63 + 18x = 24 + 3x + -3x

Combine like terms: 3x + -3x = 0
-63 + 18x = 24 + 0
-63 + 18x = 24

Add '63' to each side of the equation.
-63 + 63 + 18x = 24 + 63

Combine like terms: -63 + 63 = 0
0 + 18x = 24 + 63
18x = 24 + 63

Combine like terms: 24 + 63 = 87
18x = 87

Divide each side by '18'.
x = 4.833333333

Simplifying
x = 4.833333333

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