(3x-1)(x-7)=0

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Solution for (3x-1)(x-7)=0 equation: 


Simplifying
(3x + -1)(x + -7) = 0

Reorder the terms:
(-1 + 3x)(x + -7) = 0

Reorder the terms:
(-1 + 3x)(-7 + x) = 0

Multiply (-1 + 3x) * (-7 + x)
(-1(-7 + x) + 3x * (-7 + x)) = 0
((-7 * -1 + x * -1) + 3x * (-7 + x)) = 0
((7 + -1x) + 3x * (-7 + x)) = 0
(7 + -1x + (-7 * 3x + x * 3x)) = 0
(7 + -1x + (-21x + 3x2)) = 0

Combine like terms: -1x + -21x = -22x
(7 + -22x + 3x2) = 0

Solving
7 + -22x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -3x)(7 + -1x) = 0


Subproblem 1
Set the factor '(1 + -3x)' equal to zero and attempt to solve:

Simplifying
1 + -3x = 0

Solving
1 + -3x = 0

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 = 0 + -1

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

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

Divide each side by '-3'.
x = 0.3333333333

Simplifying
x = 0.3333333333

Subproblem 2
Set the factor '(7 + -1x)' equal to zero and attempt to solve:

Simplifying
7 + -1x = 0

Solving
7 + -1x = 0

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

Add '-7' to each side of the equation.
7 + -7 + -1x = 0 + -7

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

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

Divide each side by '-1'.
x = 7

Simplifying
x = 7
Solution
x = {0.3333333333, 7}

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