Question

if p(x) = 4x - b and p(5) = 7 then the value of b is?

Answer 1

Answer:

13

Step-by-step explanation:

p(x)= 4x-b

p(5)= 7

p(5)= 4(5)-b= 7

20-b= 7

20= 7+b

20-7= b

13=b