babygirl651
babygirl651 babygirl651
  • 02-01-2017
  • Mathematics
contestada

y varies directly as x,and y =4.5 and x=0.5. A)write an equation that relates x and y. B)Find y when x =1.2. C)Find x when y=7.2

y varies directly as xand y 45 and x05 Awrite an equation that relates x and y BFind y when x 12 CFind x when y72 class=

Respuesta :

xEngineerOrg
xEngineerOrg xEngineerOrg
  • 02-01-2017
A. You get the equation [tex]y(x)=\frac{4.5}{0.5} \cdot x = 9 \cdot x[/tex]
B. For x = 1.2, you get [tex]y = 9 \cdot 1.2 = 10.8[/tex]
C. For y = 7.2, you get [tex]x = \frac{y}{9} = \frac{7.2}{9} = 0.8[/tex]

Answer Link

Otras preguntas

Which river is East of the Andes Mountain?
10 points plz help Escribe este imperativo negativamente: ¡Di la verdad! Tell your Spanish teacher: Go to class.
2/5h + g = d (solve for h) please show work, thanks!
Can someone please help me with these questions
Am I doing these right? Be honest please and if not mind explaining step by step how to? Ty in advance
2. Find the square root of 49x²y4
Product of two numbers is -216. If one of the number is 12, find the other number
What key event in the civil rights movement happened in 1964
How did Arachne anger the gods
If y varies directly with x and y = 6 and x = -3, find y when x = 4.