8(x-3)=21

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


Simplifying
8(x + -3) = 21

Reorder the terms:
8(-3 + x) = 21
(-3 * 8 + x * 8) = 21
(-24 + 8x) = 21

Solving
-24 + 8x = 21

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 8x = 21 + 24

Combine like terms: -24 + 24 = 0
0 + 8x = 21 + 24
8x = 21 + 24

Combine like terms: 21 + 24 = 45
8x = 45

Divide each side by '8'.
x = 5.625

Simplifying
x = 5.625

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