winters winters
  • 15-02-2014
  • Mathematics
contestada

three is twenty-one, divided by the sum of a number and five

Respuesta :

aerial aerial
  • 15-02-2014
3=21/(x+5)
Cross multiply
3(x+5)=21
Divide 3
X+5 = 7
Subtract 5
X= 2
Answer Link
wacko37 wacko37
  • 15-02-2014
3=21/(x+5)
3(x+5)=21
3x+15=21
3x=6
x=2
Answer Link

Otras preguntas

Plantation owners and wealthy merchants were part of what in colonial society.
A pair of flip flops is labeled $9 on the price tag. At the register, I paid $9.45. What percent of $9 is $0.45?
please work this out
in an aerosol spray can with a volume of 456 ml contains is 3.18g of propane gas as a propellant If the can is at 23° C and 50 ATM what volume will be the propa
What is a delay in implementing monetary policy called? easy monetary policy tight monetary policy outside lag inside lag
I NEED HELP ASAP!!!!!
This precipitation fell as freezing rain. Which of the following BEST describes why this precipitation did not fall as snow? A. the air above the ground was too
Somebody dont just tell me the answer but tell me the steps so that i can prove my answer.
Describe 3 ways in which nationalism played a major role in the Middle East prior to World War II.
What is a similarity between the ways that Pablo Picasso and Jackson Pollock used color in these paintings?