21x-3+5x=21

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Solution for 21x-3+5x=21 equation:


Simplifying
21x + -3 + 5x = 21

Reorder the terms:
-3 + 21x + 5x = 21

Combine like terms: 21x + 5x = 26x
-3 + 26x = 21

Solving
-3 + 26x = 21

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 26x = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 26x = 21 + 3
26x = 21 + 3

Combine like terms: 21 + 3 = 24
26x = 24

Divide each side by '26'.
x = 0.9230769231

Simplifying
x = 0.9230769231

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