7x+1=4x-8

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Solution for 7x+1=4x-8 equation:


Simplifying
7x + 1 = 4x + -8

Reorder the terms:
1 + 7x = 4x + -8

Reorder the terms:
1 + 7x = -8 + 4x

Solving
1 + 7x = -8 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
1 + 7x + -4x = -8 + 4x + -4x

Combine like terms: 7x + -4x = 3x
1 + 3x = -8 + 4x + -4x

Combine like terms: 4x + -4x = 0
1 + 3x = -8 + 0
1 + 3x = -8

Add '-1' to each side of the equation.
1 + -1 + 3x = -8 + -1

Combine like terms: 1 + -1 = 0
0 + 3x = -8 + -1
3x = -8 + -1

Combine like terms: -8 + -1 = -9
3x = -9

Divide each side by '3'.
x = -3

Simplifying
x = -3

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