3x+8=30-1

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Solution for 3x+8=30-1 equation: 


Simplifying
3x + 8 = 30 + -1

Reorder the terms:
8 + 3x = 30 + -1

Combine like terms: 30 + -1 = 29
8 + 3x = 29

Solving
8 + 3x = 29

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 3x = 29 + -8

Combine like terms: 8 + -8 = 0
0 + 3x = 29 + -8
3x = 29 + -8

Combine like terms: 29 + -8 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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