15=-3y+21xfory

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Solution for 15=-3y+21xfory equation:


Simplifying
15 = -3y + 21xfory

Reorder the terms:
15 = 21forxy + -3y

Solving
15 = 21forxy + -3y

Solving for variable 'f'.

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

Add '-21forxy' to each side of the equation.
15 + -21forxy = 21forxy + -21forxy + -3y

Combine like terms: 21forxy + -21forxy = 0
15 + -21forxy = 0 + -3y
15 + -21forxy = -3y

Add '-15' to each side of the equation.
15 + -15 + -21forxy = -15 + -3y

Combine like terms: 15 + -15 = 0
0 + -21forxy = -15 + -3y
-21forxy = -15 + -3y

Divide each side by '-21orxy'.
f = 0.7142857143o-1r-1x-1y-1 + 0.1428571429o-1r-1x-1

Simplifying
f = 0.7142857143o-1r-1x-1y-1 + 0.1428571429o-1r-1x-1

Reorder the terms:
f = 0.1428571429o-1r-1x-1 + 0.7142857143o-1r-1x-1y-1

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