(45x+50y)-(20x+40y)=

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Solution for (45x+50y)-(20x+40y)= equation:


Simplifying
(45x + 50y) + -1(20x + 40y) = 0

Remove parenthesis around (45x + 50y)
45x + 50y + -1(20x + 40y) = 0
45x + 50y + (20x * -1 + 40y * -1) = 0
45x + 50y + (-20x + -40y) = 0

Reorder the terms:
45x + -20x + 50y + -40y = 0

Combine like terms: 45x + -20x = 25x
25x + 50y + -40y = 0

Combine like terms: 50y + -40y = 10y
25x + 10y = 0

Solving
25x + 10y = 0

Solving for variable 'x'.

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

Add '-10y' to each side of the equation.
25x + 10y + -10y = 0 + -10y

Combine like terms: 10y + -10y = 0
25x + 0 = 0 + -10y
25x = 0 + -10y
Remove the zero:
25x = -10y

Divide each side by '25'.
x = -0.4y

Simplifying
x = -0.4y

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