8x+7y=42

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Solution for 8x+7y=42 equation: 


Simplifying
8x + 7y = 42

Solving
8x + 7y = 42

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.
8x + 7y + -7y = 42 + -7y

Combine like terms: 7y + -7y = 0
8x + 0 = 42 + -7y
8x = 42 + -7y

Divide each side by '8'.
x = 5.25 + -0.875y

Simplifying
x = 5.25 + -0.875y

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