8x+(-21)=3

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Solution for 8x+(-21)=3 equation: 


Simplifying
8x + (-21) = 3
8x + -21 = 3

Reorder the terms:
-21 + 8x = 3

Solving
-21 + 8x = 3

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 8x = 3 + 21

Combine like terms: -21 + 21 = 0
0 + 8x = 3 + 21
8x = 3 + 21

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

Divide each side by '8'.
x = 3

Simplifying
x = 3

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