-55=2(2X)+X

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Solution for -55=2(2X)+X equation:


Simplifying
-55 = 2(2X) + X

Remove parenthesis around (2X)
-55 = 2 * 2X + X

Multiply 2 * 2
-55 = 4X + X

Combine like terms: 4X + X = 5X
-55 = 5X

Solving
-55 = 5X

Solving for variable 'X'.

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

Add '-5X' to each side of the equation.
-55 + -5X = 5X + -5X

Combine like terms: 5X + -5X = 0
-55 + -5X = 0

Add '55' to each side of the equation.
-55 + 55 + -5X = 0 + 55

Combine like terms: -55 + 55 = 0
0 + -5X = 0 + 55
-5X = 0 + 55

Combine like terms: 0 + 55 = 55
-5X = 55

Divide each side by '-5'.
X = -11

Simplifying
X = -11

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