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

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


Simplifying
3(a + 4) = 2(5 + -1a)

Reorder the terms:
3(4 + a) = 2(5 + -1a)
(4 * 3 + a * 3) = 2(5 + -1a)
(12 + 3a) = 2(5 + -1a)
12 + 3a = (5 * 2 + -1a * 2)
12 + 3a = (10 + -2a)

Solving
12 + 3a = 10 + -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 + 3a + 2a = 10 + -2a + 2a

Combine like terms: 3a + 2a = 5a
12 + 5a = 10 + -2a + 2a

Combine like terms: -2a + 2a = 0
12 + 5a = 10 + 0
12 + 5a = 10

Add '-12' to each side of the equation.
12 + -12 + 5a = 10 + -12

Combine like terms: 12 + -12 = 0
0 + 5a = 10 + -12
5a = 10 + -12

Combine like terms: 10 + -12 = -2
5a = -2

Divide each side by '5'.
a = -0.4

Simplifying
a = -0.4

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