3a-6=5(a+1)+5a+7

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Solution for 3a-6=5(a+1)+5a+7 equation:


Simplifying
3a + -6 = 5(a + 1) + 5a + 7

Reorder the terms:
-6 + 3a = 5(a + 1) + 5a + 7

Reorder the terms:
-6 + 3a = 5(1 + a) + 5a + 7
-6 + 3a = (1 * 5 + a * 5) + 5a + 7
-6 + 3a = (5 + 5a) + 5a + 7

Reorder the terms:
-6 + 3a = 5 + 7 + 5a + 5a

Combine like terms: 5 + 7 = 12
-6 + 3a = 12 + 5a + 5a

Combine like terms: 5a + 5a = 10a
-6 + 3a = 12 + 10a

Solving
-6 + 3a = 12 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
-6 + 3a + -10a = 12 + 10a + -10a

Combine like terms: 3a + -10a = -7a
-6 + -7a = 12 + 10a + -10a

Combine like terms: 10a + -10a = 0
-6 + -7a = 12 + 0
-6 + -7a = 12

Add '6' to each side of the equation.
-6 + 6 + -7a = 12 + 6

Combine like terms: -6 + 6 = 0
0 + -7a = 12 + 6
-7a = 12 + 6

Combine like terms: 12 + 6 = 18
-7a = 18

Divide each side by '-7'.
a = -2.571428571

Simplifying
a = -2.571428571

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