X+(x+21)+(3x-31)=983

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Solution for X+(x+21)+(3x-31)=983 equation:


Simplifying
X + (x + 21) + (3x + -31) = 983

Reorder the terms:
X + (21 + x) + (3x + -31) = 983

Remove parenthesis around (21 + x)
X + 21 + x + (3x + -31) = 983

Reorder the terms:
X + 21 + x + (-31 + 3x) = 983

Remove parenthesis around (-31 + 3x)
X + 21 + x + -31 + 3x = 983

Reorder the terms:
21 + -31 + X + x + 3x = 983

Combine like terms: 21 + -31 = -10
-10 + X + x + 3x = 983

Combine like terms: x + 3x = 4x
-10 + X + 4x = 983

Solving
-10 + X + 4x = 983

Solving for variable 'X'.

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

Add '10' to each side of the equation.
-10 + X + 10 + 4x = 983 + 10

Reorder the terms:
-10 + 10 + X + 4x = 983 + 10

Combine like terms: -10 + 10 = 0
0 + X + 4x = 983 + 10
X + 4x = 983 + 10

Combine like terms: 983 + 10 = 993
X + 4x = 993

Add '-4x' to each side of the equation.
X + 4x + -4x = 993 + -4x

Combine like terms: 4x + -4x = 0
X + 0 = 993 + -4x
X = 993 + -4x

Simplifying
X = 993 + -4x

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