(x*2)-(y+400)=150

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Solution for (x*2)-(y+400)=150 equation:


Simplifying
(x * 2) + -1(y + 400) = 150

Reorder the terms for easier multiplication:
(2x) + -1(y + 400) = 150

Reorder the terms:
(2x) + -1(400 + y) = 150
(2x) + (400 * -1 + y * -1) = 150
(2x) + (-400 + -1y) = 150

Reorder the terms:
-400 + (2x) + -1y = 150

Solving
-400 + (2x) + -1y = 150

Solving for variable 'x'.

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

Add '400' to each side of the equation.
-400 + (2x) + 400 + -1y = 150 + 400

Reorder the terms:
-400 + 400 + (2x) + -1y = 150 + 400

Combine like terms: -400 + 400 = 0
0 + (2x) + -1y = 150 + 400
(2x) + -1y = 150 + 400

Combine like terms: 150 + 400 = 550
(2x) + -1y = 550

Add 'y' to each side of the equation.
(2x) + -1y + y = 550 + y

Combine like terms: -1y + y = 0
(2x) + 0 = 550 + y
(2x) = 550 + y

Divide each side by '2'.
x = 275 + 0.5y

Simplifying
x = 275 + 0.5y

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