-4X+3Y=-42

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Solution for -4X+3Y=-42 equation: 


Simplifying
-4X + 3Y = -42

Solving
-4X + 3Y = -42

Solving for variable 'X'.

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

Add '-3Y' to each side of the equation.
-4X + 3Y + -3Y = -42 + -3Y

Combine like terms: 3Y + -3Y = 0
-4X + 0 = -42 + -3Y
-4X = -42 + -3Y

Divide each side by '-4'.
X = 10.5 + 0.75Y

Simplifying
X = 10.5 + 0.75Y

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