10=(42(10-x))+(42(10+X))

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Solution for 10=(42(10-x))+(42(10+X)) equation:


Simplifying
10 = (42(10 + -1x)) + (42(10 + X))
10 = ((10 * 42 + -1x * 42)) + (42(10 + X))
10 = ((420 + -42x)) + (42(10 + X))
10 = (420 + -42x) + (42(10 + X))

Remove parenthesis around (420 + -42x)
10 = 420 + -42x + (42(10 + X))
10 = 420 + -42x + ((10 * 42 + X * 42))
10 = 420 + -42x + ((420 + 42X))
10 = 420 + -42x + (420 + 42X)

Remove parenthesis around (420 + 42X)
10 = 420 + -42x + 420 + 42X

Reorder the terms:
10 = 420 + 420 + 42X + -42x

Combine like terms: 420 + 420 = 840
10 = 840 + 42X + -42x

Solving
10 = 840 + 42X + -42x

Solving for variable 'X'.

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

Add '-42X' to each side of the equation.
10 + -42X = 840 + 42X + -42X + -42x

Combine like terms: 42X + -42X = 0
10 + -42X = 840 + 0 + -42x
10 + -42X = 840 + -42x

Add '-10' to each side of the equation.
10 + -10 + -42X = 840 + -10 + -42x

Combine like terms: 10 + -10 = 0
0 + -42X = 840 + -10 + -42x
-42X = 840 + -10 + -42x

Combine like terms: 840 + -10 = 830
-42X = 830 + -42x

Divide each side by '-42'.
X = -19.76190476 + x

Simplifying
X = -19.76190476 + x

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