55=8a+7

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Solution for 55=8a+7 equation:


Simplifying
55 = 8a + 7

Reorder the terms:
55 = 7 + 8a

Solving
55 = 7 + 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.
55 + -8a = 7 + 8a + -8a

Combine like terms: 8a + -8a = 0
55 + -8a = 7 + 0
55 + -8a = 7

Add '-55' to each side of the equation.
55 + -55 + -8a = 7 + -55

Combine like terms: 55 + -55 = 0
0 + -8a = 7 + -55
-8a = 7 + -55

Combine like terms: 7 + -55 = -48
-8a = -48

Divide each side by '-8'.
a = 6

Simplifying
a = 6

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