4X+9=5X-15-7X

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Solution for 4X+9=5X-15-7X equation:


Simplifying
4X + 9 = 5X + -15 + -7X

Reorder the terms:
9 + 4X = 5X + -15 + -7X

Reorder the terms:
9 + 4X = -15 + 5X + -7X

Combine like terms: 5X + -7X = -2X
9 + 4X = -15 + -2X

Solving
9 + 4X = -15 + -2X

Solving for variable 'X'.

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

Add '2X' to each side of the equation.
9 + 4X + 2X = -15 + -2X + 2X

Combine like terms: 4X + 2X = 6X
9 + 6X = -15 + -2X + 2X

Combine like terms: -2X + 2X = 0
9 + 6X = -15 + 0
9 + 6X = -15

Add '-9' to each side of the equation.
9 + -9 + 6X = -15 + -9

Combine like terms: 9 + -9 = 0
0 + 6X = -15 + -9
6X = -15 + -9

Combine like terms: -15 + -9 = -24
6X = -24

Divide each side by '6'.
X = -4

Simplifying
X = -4

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