3x-(2x-7y)=

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Solution for 3x-(2x-7y)= equation:


Simplifying
3x + -1(2x + -7y) = 0
3x + (2x * -1 + -7y * -1) = 0
3x + (-2x + 7y) = 0

Combine like terms: 3x + -2x = 1x
1x + 7y = 0

Solving
1x + 7y = 0

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.
1x + 7y + -7y = 0 + -7y

Combine like terms: 7y + -7y = 0
1x + 0 = 0 + -7y
1x = 0 + -7y
Remove the zero:
1x = -7y

Divide each side by '1'.
x = -7y

Simplifying
x = -7y

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