(85x-51y)-(60x+21y)=

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Solution for (85x-51y)-(60x+21y)= equation:


Simplifying
(85x + -51y) + -1(60x + 21y) = 0

Remove parenthesis around (85x + -51y)
85x + -51y + -1(60x + 21y) = 0
85x + -51y + (60x * -1 + 21y * -1) = 0
85x + -51y + (-60x + -21y) = 0

Reorder the terms:
85x + -60x + -51y + -21y = 0

Combine like terms: 85x + -60x = 25x
25x + -51y + -21y = 0

Combine like terms: -51y + -21y = -72y
25x + -72y = 0

Solving
25x + -72y = 0

Solving for variable 'x'.

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

Add '72y' to each side of the equation.
25x + -72y + 72y = 0 + 72y

Combine like terms: -72y + 72y = 0
25x + 0 = 0 + 72y
25x = 0 + 72y
Remove the zero:
25x = 72y

Divide each side by '25'.
x = 2.88y

Simplifying
x = 2.88y

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