17+5a+3a=7

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Solution for 17+5a+3a=7 equation: 


Simplifying
17 + 5a + 3a = 7

Combine like terms: 5a + 3a = 8a
17 + 8a = 7

Solving
17 + 8a = 7

Solving for variable 'a'.

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

Add '-17' to each side of the equation.
17 + -17 + 8a = 7 + -17

Combine like terms: 17 + -17 = 0
0 + 8a = 7 + -17
8a = 7 + -17

Combine like terms: 7 + -17 = -10
8a = -10

Divide each side by '8'.
a = -1.25

Simplifying
a = -1.25

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