7X+12=-X+3

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Solution for 7X+12=-X+3 equation:


Simplifying
7X + 12 = -1X + 3

Reorder the terms:
12 + 7X = -1X + 3

Reorder the terms:
12 + 7X = 3 + -1X

Solving
12 + 7X = 3 + -1X

Solving for variable 'X'.

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

Add 'X' to each side of the equation.
12 + 7X + X = 3 + -1X + X

Combine like terms: 7X + X = 8X
12 + 8X = 3 + -1X + X

Combine like terms: -1X + X = 0
12 + 8X = 3 + 0
12 + 8X = 3

Add '-12' to each side of the equation.
12 + -12 + 8X = 3 + -12

Combine like terms: 12 + -12 = 0
0 + 8X = 3 + -12
8X = 3 + -12

Combine like terms: 3 + -12 = -9
8X = -9

Divide each side by '8'.
X = -1.125

Simplifying
X = -1.125

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