Question

4. Which number can replace
both the question marks in
the equation?

4.5/x = x/32​

Answer 1

72 is the number.

Step-by-step explanation:

4.5/x = x/32

4.5×32 = x * x

144 = 2x

144/2 = x

72 = x

Answer 2

4.5/x=x/32
4.5*32=x*x
144=x^2
Root144=x
12=x