Question

K/2+1/2=3

Solve for K

Answer 1

K=5

Explanation:

Since you are adding the fractions the denominator stays the same. So, you know k will be 5 since 5+1 =6 and 6/2 = 3

or

You could subtract 1/2 from both sides and solve from there.

Answer 2

3-1/2=k/2

3-1/2=2.5

2/ k=2.5

2.5 x 2=5

k=5

Explanation: