3(1-2a)=7

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


Simplifying
3(1 + -2a) = 7
(1 * 3 + -2a * 3) = 7
(3 + -6a) = 7

Solving
3 + -6a = 7

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + -6a = 7 + -3

Combine like terms: 3 + -3 = 0
0 + -6a = 7 + -3
-6a = 7 + -3

Combine like terms: 7 + -3 = 4
-6a = 4

Divide each side by '-6'.
a = -0.6666666667

Simplifying
a = -0.6666666667

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