13+6a=8(7+6a)+a

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Solution for 13+6a=8(7+6a)+a equation:


Simplifying
13 + 6a = 8(7 + 6a) + a
13 + 6a = (7 * 8 + 6a * 8) + a
13 + 6a = (56 + 48a) + a

Combine like terms: 48a + a = 49a
13 + 6a = 56 + 49a

Solving
13 + 6a = 56 + 49a

Solving for variable 'a'.

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

Add '-49a' to each side of the equation.
13 + 6a + -49a = 56 + 49a + -49a

Combine like terms: 6a + -49a = -43a
13 + -43a = 56 + 49a + -49a

Combine like terms: 49a + -49a = 0
13 + -43a = 56 + 0
13 + -43a = 56

Add '-13' to each side of the equation.
13 + -13 + -43a = 56 + -13

Combine like terms: 13 + -13 = 0
0 + -43a = 56 + -13
-43a = 56 + -13

Combine like terms: 56 + -13 = 43
-43a = 43

Divide each side by '-43'.
a = -1

Simplifying
a = -1

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