13a+8-7a-15=

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Solution for 13a+8-7a-15= equation:


Simplifying
13a + 8 + -7a + -15 = 0

Reorder the terms:
8 + -15 + 13a + -7a = 0

Combine like terms: 8 + -15 = -7
-7 + 13a + -7a = 0

Combine like terms: 13a + -7a = 6a
-7 + 6a = 0

Solving
-7 + 6a = 0

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 6a = 0 + 7

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

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

Divide each side by '6'.
a = 1.166666667

Simplifying
a = 1.166666667

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