(8x+1)=21

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Solution for (8x+1)=21 equation: 


Simplifying
(8x + 1) = 21

Reorder the terms:
(1 + 8x) = 21

Remove parenthesis around (1 + 8x)
1 + 8x = 21

Solving
1 + 8x = 21

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 8x = 21 + -1

Combine like terms: 1 + -1 = 0
0 + 8x = 21 + -1
8x = 21 + -1

Combine like terms: 21 + -1 = 20
8x = 20

Divide each side by '8'.
x = 2.5

Simplifying
x = 2.5

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