3(4x-7)=20

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Solution for 3(4x-7)=20 equation:


Simplifying
3(4x + -7) = 20

Reorder the terms:
3(-7 + 4x) = 20
(-7 * 3 + 4x * 3) = 20
(-21 + 12x) = 20

Solving
-21 + 12x = 20

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 12x = 20 + 21

Combine like terms: -21 + 21 = 0
0 + 12x = 20 + 21
12x = 20 + 21

Combine like terms: 20 + 21 = 41
12x = 41

Divide each side by '12'.
x = 3.416666667

Simplifying
x = 3.416666667

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