7(3x-1)-(x-2)=0

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Solution for 7(3x-1)-(x-2)=0 equation:


Simplifying
7(3x + -1) + -1(x + -2) = 0

Reorder the terms:
7(-1 + 3x) + -1(x + -2) = 0
(-1 * 7 + 3x * 7) + -1(x + -2) = 0
(-7 + 21x) + -1(x + -2) = 0

Reorder the terms:
-7 + 21x + -1(-2 + x) = 0
-7 + 21x + (-2 * -1 + x * -1) = 0
-7 + 21x + (2 + -1x) = 0

Reorder the terms:
-7 + 2 + 21x + -1x = 0

Combine like terms: -7 + 2 = -5
-5 + 21x + -1x = 0

Combine like terms: 21x + -1x = 20x
-5 + 20x = 0

Solving
-5 + 20x = 0

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 20x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 20x = 0 + 5
20x = 0 + 5

Combine like terms: 0 + 5 = 5
20x = 5

Divide each side by '20'.
x = 0.25

Simplifying
x = 0.25

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