3(a-4)+3(a+1)=10-5a

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Solution for 3(a-4)+3(a+1)=10-5a equation:


Simplifying
3(a + -4) + 3(a + 1) = 10 + -5a

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

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

Reorder the terms:
-12 + 3 + 3a + 3a = 10 + -5a

Combine like terms: -12 + 3 = -9
-9 + 3a + 3a = 10 + -5a

Combine like terms: 3a + 3a = 6a
-9 + 6a = 10 + -5a

Solving
-9 + 6a = 10 + -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.
-9 + 6a + 5a = 10 + -5a + 5a

Combine like terms: 6a + 5a = 11a
-9 + 11a = 10 + -5a + 5a

Combine like terms: -5a + 5a = 0
-9 + 11a = 10 + 0
-9 + 11a = 10

Add '9' to each side of the equation.
-9 + 9 + 11a = 10 + 9

Combine like terms: -9 + 9 = 0
0 + 11a = 10 + 9
11a = 10 + 9

Combine like terms: 10 + 9 = 19
11a = 19

Divide each side by '11'.
a = 1.727272727

Simplifying
a = 1.727272727

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