-2+7(3x-1)=31

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Solution for -2+7(3x-1)=31 equation:


Simplifying
-2 + 7(3x + -1) = 31

Reorder the terms:
-2 + 7(-1 + 3x) = 31
-2 + (-1 * 7 + 3x * 7) = 31
-2 + (-7 + 21x) = 31

Combine like terms: -2 + -7 = -9
-9 + 21x = 31

Solving
-9 + 21x = 31

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 21x = 31 + 9

Combine like terms: -9 + 9 = 0
0 + 21x = 31 + 9
21x = 31 + 9

Combine like terms: 31 + 9 = 40
21x = 40

Divide each side by '21'.
x = 1.904761905

Simplifying
x = 1.904761905

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