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

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


Simplifying
3(2a + 3) + -4(a + -2) + -1(4 + -1a) = 0

Reorder the terms:
3(3 + 2a) + -4(a + -2) + -1(4 + -1a) = 0
(3 * 3 + 2a * 3) + -4(a + -2) + -1(4 + -1a) = 0
(9 + 6a) + -4(a + -2) + -1(4 + -1a) = 0

Reorder the terms:
9 + 6a + -4(-2 + a) + -1(4 + -1a) = 0
9 + 6a + (-2 * -4 + a * -4) + -1(4 + -1a) = 0
9 + 6a + (8 + -4a) + -1(4 + -1a) = 0
9 + 6a + 8 + -4a + (4 * -1 + -1a * -1) = 0
9 + 6a + 8 + -4a + (-4 + 1a) = 0

Reorder the terms:
9 + 8 + -4 + 6a + -4a + 1a = 0

Combine like terms: 9 + 8 = 17
17 + -4 + 6a + -4a + 1a = 0

Combine like terms: 17 + -4 = 13
13 + 6a + -4a + 1a = 0

Combine like terms: 6a + -4a = 2a
13 + 2a + 1a = 0

Combine like terms: 2a + 1a = 3a
13 + 3a = 0

Solving
13 + 3a = 0

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + 3a = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 3a = 0 + -13
3a = 0 + -13

Combine like terms: 0 + -13 = -13
3a = -13

Divide each side by '3'.
a = -4.333333333

Simplifying
a = -4.333333333

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