3x+x-1=7x-5-5

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Solution for 3x+x-1=7x-5-5 equation:


Simplifying
3x + x + -1 = 7x + -5 + -5

Reorder the terms:
-1 + 3x + x = 7x + -5 + -5

Combine like terms: 3x + x = 4x
-1 + 4x = 7x + -5 + -5

Reorder the terms:
-1 + 4x = -5 + -5 + 7x

Combine like terms: -5 + -5 = -10
-1 + 4x = -10 + 7x

Solving
-1 + 4x = -10 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-1 + 4x + -7x = -10 + 7x + -7x

Combine like terms: 4x + -7x = -3x
-1 + -3x = -10 + 7x + -7x

Combine like terms: 7x + -7x = 0
-1 + -3x = -10 + 0
-1 + -3x = -10

Add '1' to each side of the equation.
-1 + 1 + -3x = -10 + 1

Combine like terms: -1 + 1 = 0
0 + -3x = -10 + 1
-3x = -10 + 1

Combine like terms: -10 + 1 = -9
-3x = -9

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

Simplifying
x = 3

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