3(4-5a)=2a-4

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Solution for 3(4-5a)=2a-4 equation:


Simplifying
3(4 + -5a) = 2a + -4
(4 * 3 + -5a * 3) = 2a + -4
(12 + -15a) = 2a + -4

Reorder the terms:
12 + -15a = -4 + 2a

Solving
12 + -15a = -4 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
12 + -15a + -2a = -4 + 2a + -2a

Combine like terms: -15a + -2a = -17a
12 + -17a = -4 + 2a + -2a

Combine like terms: 2a + -2a = 0
12 + -17a = -4 + 0
12 + -17a = -4

Add '-12' to each side of the equation.
12 + -12 + -17a = -4 + -12

Combine like terms: 12 + -12 = 0
0 + -17a = -4 + -12
-17a = -4 + -12

Combine like terms: -4 + -12 = -16
-17a = -16

Divide each side by '-17'.
a = 0.9411764706

Simplifying
a = 0.9411764706

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