7X-7=8X+4

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Solution for 7X-7=8X+4 equation:


Simplifying
7X + -7 = 8X + 4

Reorder the terms:
-7 + 7X = 8X + 4

Reorder the terms:
-7 + 7X = 4 + 8X

Solving
-7 + 7X = 4 + 8X

Solving for variable 'X'.

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

Add '-8X' to each side of the equation.
-7 + 7X + -8X = 4 + 8X + -8X

Combine like terms: 7X + -8X = -1X
-7 + -1X = 4 + 8X + -8X

Combine like terms: 8X + -8X = 0
-7 + -1X = 4 + 0
-7 + -1X = 4

Add '7' to each side of the equation.
-7 + 7 + -1X = 4 + 7

Combine like terms: -7 + 7 = 0
0 + -1X = 4 + 7
-1X = 4 + 7

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

Divide each side by '-1'.
X = -11

Simplifying
X = -11

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