1=3x-20

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Solution for 1=3x-20 equation:


Simplifying
1 = 3x + -20

Reorder the terms:
1 = -20 + 3x

Solving
1 = -20 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
1 + -3x = -20 + 3x + -3x

Combine like terms: 3x + -3x = 0
1 + -3x = -20 + 0
1 + -3x = -20

Add '-1' to each side of the equation.
1 + -1 + -3x = -20 + -1

Combine like terms: 1 + -1 = 0
0 + -3x = -20 + -1
-3x = -20 + -1

Combine like terms: -20 + -1 = -21
-3x = -21

Divide each side by '-3'.
x = 7

Simplifying
x = 7

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