4x-5y=-20

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Solution for 4x-5y=-20 equation: 


Simplifying
4x + -5y = -20

Solving
4x + -5y = -20

Solving for variable 'x'.

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

Add '5y' to each side of the equation.
4x + -5y + 5y = -20 + 5y

Combine like terms: -5y + 5y = 0
4x + 0 = -20 + 5y
4x = -20 + 5y

Divide each side by '4'.
x = -5 + 1.25y

Simplifying
x = -5 + 1.25y

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