2(x-100)-(x-300)=502

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Solution for 2(x-100)-(x-300)=502 equation:


Simplifying
2(x + -100) + -1(x + -300) = 502

Reorder the terms:
2(-100 + x) + -1(x + -300) = 502
(-100 * 2 + x * 2) + -1(x + -300) = 502
(-200 + 2x) + -1(x + -300) = 502

Reorder the terms:
-200 + 2x + -1(-300 + x) = 502
-200 + 2x + (-300 * -1 + x * -1) = 502
-200 + 2x + (300 + -1x) = 502

Reorder the terms:
-200 + 300 + 2x + -1x = 502

Combine like terms: -200 + 300 = 100
100 + 2x + -1x = 502

Combine like terms: 2x + -1x = 1x
100 + 1x = 502

Solving
100 + 1x = 502

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + 1x = 502 + -100

Combine like terms: 100 + -100 = 0
0 + 1x = 502 + -100
1x = 502 + -100

Combine like terms: 502 + -100 = 402
1x = 402

Divide each side by '1'.
x = 402

Simplifying
x = 402

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