7y-4x=84

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Solution for 7y-4x=84 equation: 


Simplifying
7y + -4x = 84

Reorder the terms:
-4x + 7y = 84

Solving
-4x + 7y = 84

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
-4x + 7y + -7y = 84 + -7y

Combine like terms: 7y + -7y = 0
-4x + 0 = 84 + -7y
-4x = 84 + -7y

Divide each side by '-4'.
x = -21 + 1.75y

Simplifying
x = -21 + 1.75y

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