8X+5X+4+9=7X+4+5X

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Solution for 8X+5X+4+9=7X+4+5X equation:


Simplifying
8X + 5X + 4 + 9 = 7X + 4 + 5X

Reorder the terms:
4 + 9 + 8X + 5X = 7X + 4 + 5X

Combine like terms: 4 + 9 = 13
13 + 8X + 5X = 7X + 4 + 5X

Combine like terms: 8X + 5X = 13X
13 + 13X = 7X + 4 + 5X

Reorder the terms:
13 + 13X = 4 + 7X + 5X

Combine like terms: 7X + 5X = 12X
13 + 13X = 4 + 12X

Solving
13 + 13X = 4 + 12X

Solving for variable 'X'.

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

Add '-12X' to each side of the equation.
13 + 13X + -12X = 4 + 12X + -12X

Combine like terms: 13X + -12X = 1X
13 + 1X = 4 + 12X + -12X

Combine like terms: 12X + -12X = 0
13 + 1X = 4 + 0
13 + 1X = 4

Add '-13' to each side of the equation.
13 + -13 + 1X = 4 + -13

Combine like terms: 13 + -13 = 0
0 + 1X = 4 + -13
1X = 4 + -13

Combine like terms: 4 + -13 = -9
1X = -9

Divide each side by '1'.
X = -9

Simplifying
X = -9

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