0.7x-0.7y=8.4

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Solution for 0.7x-0.7y=8.4 equation: 


Simplifying
0.7x + -0.7y = 8.4

Solving
0.7x + -0.7y = 8.4

Solving for variable 'x'.

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

Add '0.7y' to each side of the equation.
0.7x + -0.7y + 0.7y = 8.4 + 0.7y

Combine like terms: -0.7y + 0.7y = 0.0
0.7x + 0.0 = 8.4 + 0.7y
0.7x = 8.4 + 0.7y

Divide each side by '0.7'.
x = 12 + y

Simplifying
x = 12 + y

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