Question

Solve: p+1.4p=48
Step by step

Answer 1

Step-by-step explanation:

p+1.4p=48

2.4p=48

p=48/2.4

p=20

Answer 2

Answer:

(p+1).4p = 48

4p2+4p=48

4p2+4p-48=0

4(p2+p-12)=0

p2+4p-3p-12=0×4

p(p+4)-3(p+4)=0

(p+4) (p-3)=0

p = 3, p= -4.