3x-1=7+2

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Solution for 3x-1=7+2 equation:


Simplifying
3x + -1 = 7 + 2

Reorder the terms:
-1 + 3x = 7 + 2

Combine like terms: 7 + 2 = 9
-1 + 3x = 9

Solving
-1 + 3x = 9

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 3x = 9 + 1

Combine like terms: -1 + 1 = 0
0 + 3x = 9 + 1
3x = 9 + 1

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

Divide each side by '3'.
x = 3.333333333

Simplifying
x = 3.333333333

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