.5a+7=17

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Solution for .5a+7=17 equation: 


Simplifying
0.5a + 7 = 17

Reorder the terms:
7 + 0.5a = 17

Solving
7 + 0.5a = 17

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 + 0.5a = 17 + -7

Combine like terms: 7 + -7 = 0
0 + 0.5a = 17 + -7
0.5a = 17 + -7

Combine like terms: 17 + -7 = 10
0.5a = 10

Divide each side by '0.5'.
a = 20

Simplifying
a = 20

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