Seudónimo Seudónimo
  • 04-04-2015
  • Mathematics
contestada

please help
Evaluate the expression when r = 8.2 and s = –3.7.



r – 2s









A.
–22.94







B.
0.8







C.
4.5







D.
15.6

Respuesta :

mathgirl22
mathgirl22 mathgirl22
  • 04-04-2015
Substitute. 
r – 2s ⇒ 8.2- 2* -3.7
[tex]8.2-2*-3.7 \\ use -pemdas \\ 8.2-(-7.4) \\ 15.6 \\ Answer- D.15.6[/tex]
Answer Link

Otras preguntas

Can someone help me with this Asap!!
i need help with this proof i am struggling w geometry...
10.) state whether the given side lengths can form a triangle
2 1/4 is equal to what percent?
In an electric circuit it must be what or there will be no flow of electricity?
Jasmine is going on a diet and wants to lose 5 pounds a month. She currently weighs 180 pounds. Write and solve an equation to determine how many months she mus
You are buying materials to build a zip line between your house and a tree that is 45 feet away. You plan to connect the cable to the tree 30 feet above the gro
How did railroads hurt farmers in the late 1800s?
I have to write a research paragraph about vinegar which word should I start with?
a physical hazard found in food may be