(3x+10y)-(x+2y)=

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Solution for (3x+10y)-(x+2y)= equation:


Simplifying
(3x + 10y) + -1(x + 2y) = 0

Remove parenthesis around (3x + 10y)
3x + 10y + -1(x + 2y) = 0
3x + 10y + (x * -1 + 2y * -1) = 0
3x + 10y + (-1x + -2y) = 0

Reorder the terms:
3x + -1x + 10y + -2y = 0

Combine like terms: 3x + -1x = 2x
2x + 10y + -2y = 0

Combine like terms: 10y + -2y = 8y
2x + 8y = 0

Solving
2x + 8y = 0

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
2x + 8y + -8y = 0 + -8y

Combine like terms: 8y + -8y = 0
2x + 0 = 0 + -8y
2x = 0 + -8y
Remove the zero:
2x = -8y

Divide each side by '2'.
x = -4y

Simplifying
x = -4y

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