860=x-100+x+2(x-100)

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Solution for 860=x-100+x+2(x-100) equation:


Simplifying
860 = x + -100 + x + 2(x + -100)

Reorder the terms:
860 = x + -100 + x + 2(-100 + x)
860 = x + -100 + x + (-100 * 2 + x * 2)
860 = x + -100 + x + (-200 + 2x)

Reorder the terms:
860 = -100 + -200 + x + x + 2x

Combine like terms: -100 + -200 = -300
860 = -300 + x + x + 2x

Combine like terms: x + x = 2x
860 = -300 + 2x + 2x

Combine like terms: 2x + 2x = 4x
860 = -300 + 4x

Solving
860 = -300 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
860 + -4x = -300 + 4x + -4x

Combine like terms: 4x + -4x = 0
860 + -4x = -300 + 0
860 + -4x = -300

Add '-860' to each side of the equation.
860 + -860 + -4x = -300 + -860

Combine like terms: 860 + -860 = 0
0 + -4x = -300 + -860
-4x = -300 + -860

Combine like terms: -300 + -860 = -1160
-4x = -1160

Divide each side by '-4'.
x = 290

Simplifying
x = 290

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