4X+7X-1-X=99

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Solution for 4X+7X-1-X=99 equation:


Simplifying
4X + 7X + -1 + -1X = 99

Reorder the terms:
-1 + 4X + 7X + -1X = 99

Combine like terms: 4X + 7X = 11X
-1 + 11X + -1X = 99

Combine like terms: 11X + -1X = 10X
-1 + 10X = 99

Solving
-1 + 10X = 99

Solving for variable 'X'.

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

Add '1' to each side of the equation.
-1 + 1 + 10X = 99 + 1

Combine like terms: -1 + 1 = 0
0 + 10X = 99 + 1
10X = 99 + 1

Combine like terms: 99 + 1 = 100
10X = 100

Divide each side by '10'.
X = 10

Simplifying
X = 10

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