7(3x-7)=x+191

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Solution for 7(3x-7)=x+191 equation:


Simplifying
7(3x + -7) = x + 191

Reorder the terms:
7(-7 + 3x) = x + 191
(-7 * 7 + 3x * 7) = x + 191
(-49 + 21x) = x + 191

Reorder the terms:
-49 + 21x = 191 + x

Solving
-49 + 21x = 191 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-49 + 21x + -1x = 191 + x + -1x

Combine like terms: 21x + -1x = 20x
-49 + 20x = 191 + x + -1x

Combine like terms: x + -1x = 0
-49 + 20x = 191 + 0
-49 + 20x = 191

Add '49' to each side of the equation.
-49 + 49 + 20x = 191 + 49

Combine like terms: -49 + 49 = 0
0 + 20x = 191 + 49
20x = 191 + 49

Combine like terms: 191 + 49 = 240
20x = 240

Divide each side by '20'.
x = 12

Simplifying
x = 12

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