0.8571(21)-21=y

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Solution for 0.8571(21)-21=y equation:


Simplifying
0.8571(21) + -21 = y

Multiply 0.8571 * 21
17.9991 + -21 = y

Combine like terms: 17.9991 + -21 = -3.0009
-3.0009 = y

Solving
-3.0009 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-3.0009 + -1y = y + -1y

Combine like terms: y + -1y = 0
-3.0009 + -1y = 0

Add '3.0009' to each side of the equation.
-3.0009 + 3.0009 + -1y = 0 + 3.0009

Combine like terms: -3.0009 + 3.0009 = 0.0000
0.0000 + -1y = 0 + 3.0009
-1y = 0 + 3.0009

Combine like terms: 0 + 3.0009 = 3.0009
-1y = 3.0009

Divide each side by '-1'.
y = -3.0009

Simplifying
y = -3.0009

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