3(4-a)=-5

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Solution for 3(4-a)=-5 equation: 


Simplifying
3(4 + -1a) = -5
(4 * 3 + -1a * 3) = -5
(12 + -3a) = -5

Solving
12 + -3a = -5

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + -3a = -5 + -12

Combine like terms: 12 + -12 = 0
0 + -3a = -5 + -12
-3a = -5 + -12

Combine like terms: -5 + -12 = -17
-3a = -17

Divide each side by '-3'.
a = 5.666666667

Simplifying
a = 5.666666667

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