0.01(x+21)-.21=0.01(8x+21)

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Solution for 0.01(x+21)-.21=0.01(8x+21) equation: 


Simplifying
0.01(x + 21) + -0.21 = 0.01(8x + 21)

Reorder the terms:
0.01(21 + x) + -0.21 = 0.01(8x + 21)
(21 * 0.01 + x * 0.01) + -0.21 = 0.01(8x + 21)
(0.21 + 0.01x) + -0.21 = 0.01(8x + 21)

Reorder the terms:
0.21 + -0.21 + 0.01x = 0.01(8x + 21)

Combine like terms: 0.21 + -0.21 = 0.00
0.00 + 0.01x = 0.01(8x + 21)
0.01x = 0.01(8x + 21)

Reorder the terms:
0.01x = 0.01(21 + 8x)
0.01x = (21 * 0.01 + 8x * 0.01)
0.01x = (0.21 + 0.08x)

Solving
0.01x = 0.21 + 0.08x

Solving for variable 'x'.

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

Add '-0.08x' to each side of the equation.
0.01x + -0.08x = 0.21 + 0.08x + -0.08x

Combine like terms: 0.01x + -0.08x = -0.07x
-0.07x = 0.21 + 0.08x + -0.08x

Combine like terms: 0.08x + -0.08x = 0.00
-0.07x = 0.21 + 0.00
-0.07x = 0.21

Divide each side by '-0.07'.
x = -3

Simplifying
x = -3

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