9X-(7X+3)=5X-18

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Solution for 9X-(7X+3)=5X-18 equation:


Simplifying
9X + -1(7X + 3) = 5X + -18

Reorder the terms:
9X + -1(3 + 7X) = 5X + -18
9X + (3 * -1 + 7X * -1) = 5X + -18
9X + (-3 + -7X) = 5X + -18

Reorder the terms:
-3 + 9X + -7X = 5X + -18

Combine like terms: 9X + -7X = 2X
-3 + 2X = 5X + -18

Reorder the terms:
-3 + 2X = -18 + 5X

Solving
-3 + 2X = -18 + 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.
-3 + 2X + -5X = -18 + 5X + -5X

Combine like terms: 2X + -5X = -3X
-3 + -3X = -18 + 5X + -5X

Combine like terms: 5X + -5X = 0
-3 + -3X = -18 + 0
-3 + -3X = -18

Add '3' to each side of the equation.
-3 + 3 + -3X = -18 + 3

Combine like terms: -3 + 3 = 0
0 + -3X = -18 + 3
-3X = -18 + 3

Combine like terms: -18 + 3 = -15
-3X = -15

Divide each side by '-3'.
X = 5

Simplifying
X = 5

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