Seudónimo Seudónimo
  • 02-01-2016
  • Mathematics
contestada

What is the solution to the proportion?

12/15 = 8/x
(Solve for x.)

A.
10

B.
12

C.
9

D.
16

Respuesta :

Billymkhoi
Billymkhoi Billymkhoi
  • 02-01-2016
12/15 = 8/x

Cross multiply:
12*x = 8*15
⇒ 12*x= 120
⇒ (12/12)*x = 120/12
⇒ x= 10.

Final answer: x=10.

Hope this helps~
Answer Link
DarkBlue
DarkBlue DarkBlue
  • 02-01-2016
12/15=8/x => x=15*8/12=> X=5*2=10 So the correct answer is A. Have a nice day!!! ★★
Answer Link

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