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

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Solution for 5-2(a-1)+5=3(a-1) equation:


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

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

Reorder the terms:
5 + 2 + 5 + -2a = 3(a + -1)

Combine like terms: 5 + 2 = 7
7 + 5 + -2a = 3(a + -1)

Combine like terms: 7 + 5 = 12
12 + -2a = 3(a + -1)

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

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

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
12 + -2a + -3a = -3 + 3a + -3a

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

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

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

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

Combine like terms: -3 + -12 = -15
-5a = -15

Divide each side by '-5'.
a = 3

Simplifying
a = 3

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