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

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Solution for 3(a-3)+4a+5=5(a-1) equation:


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

Reorder the terms:
3(-3 + a) + 4a + 5 = 5(a + -1)
(-3 * 3 + a * 3) + 4a + 5 = 5(a + -1)
(-9 + 3a) + 4a + 5 = 5(a + -1)

Reorder the terms:
-9 + 5 + 3a + 4a = 5(a + -1)

Combine like terms: -9 + 5 = -4
-4 + 3a + 4a = 5(a + -1)

Combine like terms: 3a + 4a = 7a
-4 + 7a = 5(a + -1)

Reorder the terms:
-4 + 7a = 5(-1 + a)
-4 + 7a = (-1 * 5 + a * 5)
-4 + 7a = (-5 + 5a)

Solving
-4 + 7a = -5 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-4 + 7a + -5a = -5 + 5a + -5a

Combine like terms: 7a + -5a = 2a
-4 + 2a = -5 + 5a + -5a

Combine like terms: 5a + -5a = 0
-4 + 2a = -5 + 0
-4 + 2a = -5

Add '4' to each side of the equation.
-4 + 4 + 2a = -5 + 4

Combine like terms: -4 + 4 = 0
0 + 2a = -5 + 4
2a = -5 + 4

Combine like terms: -5 + 4 = -1
2a = -1

Divide each side by '2'.
a = -0.5

Simplifying
a = -0.5

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