[5(a-1)-3]-[5(3-a)+5]=

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Solution for [5(a-1)-3]-[5(3-a)+5]= equation:


Simplifying
[5(a + -1) + -3] + -1[5(3 + -1a) + 5] = 0

Reorder the terms:
[5(-1 + a) + -3] + -1[5(3 + -1a) + 5] = 0
[(-1 * 5 + a * 5) + -3] + -1[5(3 + -1a) + 5] = 0
[(-5 + 5a) + -3] + -1[5(3 + -1a) + 5] = 0

Reorder the terms:
[-5 + -3 + 5a] + -1[5(3 + -1a) + 5] = 0

Combine like terms: -5 + -3 = -8
[-8 + 5a] + -1[5(3 + -1a) + 5] = 0

Remove brackets around [-8 + 5a]
-8 + 5a + -1[5(3 + -1a) + 5] = 0
-8 + 5a + -1[(3 * 5 + -1a * 5) + 5] = 0
-8 + 5a + -1[(15 + -5a) + 5] = 0

Reorder the terms:
-8 + 5a + -1[15 + 5 + -5a] = 0

Combine like terms: 15 + 5 = 20
-8 + 5a + -1[20 + -5a] = 0
-8 + 5a + [20 * -1 + -5a * -1] = 0
-8 + 5a + [-20 + 5a] = 0

Reorder the terms:
-8 + -20 + 5a + 5a = 0

Combine like terms: -8 + -20 = -28
-28 + 5a + 5a = 0

Combine like terms: 5a + 5a = 10a
-28 + 10a = 0

Solving
-28 + 10a = 0

Solving for variable 'a'.

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

Add '28' to each side of the equation.
-28 + 28 + 10a = 0 + 28

Combine like terms: -28 + 28 = 0
0 + 10a = 0 + 28
10a = 0 + 28

Combine like terms: 0 + 28 = 28
10a = 28

Divide each side by '10'.
a = 2.8

Simplifying
a = 2.8

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