5(6a-6)+40=(10a-7)+31

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Solution for 5(6a-6)+40=(10a-7)+31 equation:


Simplifying
5(6a + -6) + 40 = (10a + -7) + 31

Reorder the terms:
5(-6 + 6a) + 40 = (10a + -7) + 31
(-6 * 5 + 6a * 5) + 40 = (10a + -7) + 31
(-30 + 30a) + 40 = (10a + -7) + 31

Reorder the terms:
-30 + 40 + 30a = (10a + -7) + 31

Combine like terms: -30 + 40 = 10
10 + 30a = (10a + -7) + 31

Reorder the terms:
10 + 30a = (-7 + 10a) + 31

Remove parenthesis around (-7 + 10a)
10 + 30a = -7 + 10a + 31

Reorder the terms:
10 + 30a = -7 + 31 + 10a

Combine like terms: -7 + 31 = 24
10 + 30a = 24 + 10a

Solving
10 + 30a = 24 + 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.
10 + 30a + -10a = 24 + 10a + -10a

Combine like terms: 30a + -10a = 20a
10 + 20a = 24 + 10a + -10a

Combine like terms: 10a + -10a = 0
10 + 20a = 24 + 0
10 + 20a = 24

Add '-10' to each side of the equation.
10 + -10 + 20a = 24 + -10

Combine like terms: 10 + -10 = 0
0 + 20a = 24 + -10
20a = 24 + -10

Combine like terms: 24 + -10 = 14
20a = 14

Divide each side by '20'.
a = 0.7

Simplifying
a = 0.7

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