3X-4=8X-7

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Solution for 3X-4=8X-7 equation:


Simplifying
3X + -4 = 8X + -7

Reorder the terms:
-4 + 3X = 8X + -7

Reorder the terms:
-4 + 3X = -7 + 8X

Solving
-4 + 3X = -7 + 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.
-4 + 3X + -8X = -7 + 8X + -8X

Combine like terms: 3X + -8X = -5X
-4 + -5X = -7 + 8X + -8X

Combine like terms: 8X + -8X = 0
-4 + -5X = -7 + 0
-4 + -5X = -7

Add '4' to each side of the equation.
-4 + 4 + -5X = -7 + 4

Combine like terms: -4 + 4 = 0
0 + -5X = -7 + 4
-5X = -7 + 4

Combine like terms: -7 + 4 = -3
-5X = -3

Divide each side by '-5'.
X = 0.6

Simplifying
X = 0.6

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