47=15-8a

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Solution for 47=15-8a equation:


Simplifying
47 = 15 + -8a

Solving
47 = 15 + -8a

Solving for variable 'a'.

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

Add '8a' to each side of the equation.
47 + 8a = 15 + -8a + 8a

Combine like terms: -8a + 8a = 0
47 + 8a = 15 + 0
47 + 8a = 15

Add '-47' to each side of the equation.
47 + -47 + 8a = 15 + -47

Combine like terms: 47 + -47 = 0
0 + 8a = 15 + -47
8a = 15 + -47

Combine like terms: 15 + -47 = -32
8a = -32

Divide each side by '8'.
a = -4

Simplifying
a = -4

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