Question

plz help me............​

Answer 1

Step-by-step explanation:

I have answered both the questions as it is my favourite topic

hope my answer helps you

Answer 2

Answer:

7 -- A = 4B

Step-by-step explanation:

ATQ

A + B = 3750

4B + B = 3750

      5B = 3750

        B = 3750 / 5

         B   = 750

Hence,

B = 750

A = 4B

   = 750 * 4

   =  2800