6(100-x)+3(100-y)=1500

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Solution for 6(100-x)+3(100-y)=1500 equation:


Simplifying
6(100 + -1x) + 3(100 + -1y) = 1500
(100 * 6 + -1x * 6) + 3(100 + -1y) = 1500
(600 + -6x) + 3(100 + -1y) = 1500
600 + -6x + (100 * 3 + -1y * 3) = 1500
600 + -6x + (300 + -3y) = 1500

Reorder the terms:
600 + 300 + -6x + -3y = 1500

Combine like terms: 600 + 300 = 900
900 + -6x + -3y = 1500

Solving
900 + -6x + -3y = 1500

Solving for variable 'x'.

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

Add '-900' to each side of the equation.
900 + -6x + -900 + -3y = 1500 + -900

Reorder the terms:
900 + -900 + -6x + -3y = 1500 + -900

Combine like terms: 900 + -900 = 0
0 + -6x + -3y = 1500 + -900
-6x + -3y = 1500 + -900

Combine like terms: 1500 + -900 = 600
-6x + -3y = 600

Add '3y' to each side of the equation.
-6x + -3y + 3y = 600 + 3y

Combine like terms: -3y + 3y = 0
-6x + 0 = 600 + 3y
-6x = 600 + 3y

Divide each side by '-6'.
x = -100 + -0.5y

Simplifying
x = -100 + -0.5y

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