Question

If a+b=5 and c/2 =3, what is the value of 2a+2b+2c?

Answer 1

hope it helps you out

Answer 2

c/2=3

therfore, c=6 ---1

multiply a+b=5 by 2

then, 2a+2b=10 ----2

and from ---1; 2c=12 ----3

therfore ----2a+2b+2c=22 {from 2&3}