Question

if p = q - 3 then find q, if p+q = 7​

Answer 1

Step-by-step explanation:

p=q-3 (1)

Now, p+q=7

2q-3=7 (from (1))

2q=10

q=5

Hope it helps you.

Answer 2

Answer:

5

Step-by-step explanation:

substitute p = q - 3 in p + q = 7

q - 3 + q = 7

2q - 3 = 7

2q = 10

q = 5