8x+4(225-x)=1200

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Solution for 8x+4(225-x)=1200 equation:


Simplifying
8x + 4(225 + -1x) = 1200
8x + (225 * 4 + -1x * 4) = 1200
8x + (900 + -4x) = 1200

Reorder the terms:
900 + 8x + -4x = 1200

Combine like terms: 8x + -4x = 4x
900 + 4x = 1200

Solving
900 + 4x = 1200

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 + -900 + 4x = 1200 + -900

Combine like terms: 900 + -900 = 0
0 + 4x = 1200 + -900
4x = 1200 + -900

Combine like terms: 1200 + -900 = 300
4x = 300

Divide each side by '4'.
x = 75

Simplifying
x = 75

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