Question

find the mean proportion between ​

Answer 1

Hello good morning

Here u will get ur answer, i am solving in a notebook.....

Hope it hlps....

Answer 2

a.

7+5/2=x+30/2

12/2=x+30/2

6=x+30/2

6*2=x+30

12=x+30

12-30=x

-12=x

X=-12

b

X+18/2=14+21/2

X+18/2=35/2

X+18=35

X=35-18

X=17

c

4+3/2=6+x/2

7/2=6+x/2

7-6=x

1=x

x=1