jenssenhonore jenssenhonore
  • 07-02-2016
  • Mathematics
contestada

What is the value of n in the equation 0.2(n - 6) = 2.8?
(1) 8 (3) 20
(2) 2 (4) 44

Respuesta :

Аноним Аноним
  • 07-02-2016
Solve for n.

0.2(n - 6) = 2.8

Distribute

0.2*n - 0.2*6 = 2.8
0.2n - 1.2 = 2.8

Now inverse operation should be applied

0.2n - 1.2 = 2.8
         + 1.2   +1.2

2.8 + 1.2 = 4

0.2n = 4
0.2n/0.2 = 4/0.2
n = 20

Answer: 20
Answer Link
RASEA23
RASEA23 RASEA23
  • 07-02-2016
Use the distributive property;
.2(n-6)=2.8
.2n-1.2=2.8
.2n=4
n=20
(3) 20
Hope this helps. 
Answer Link

Otras preguntas

Darwins 3 main components that occurred randomly?
help please i do not understand
Which conclusion is supported by information in the table?A.The mantle is thinner than the crust.B.The core is the thickest of Earth’s layers.C.The inner core i
Guys helppppp thanks so much
What is the value of the power 7³​
Given h(x)=-4x-5, solve for x when h(x)=7.
CAN YALL HELP ME IM NOT SURE PLEASE
Difference between Computer safety practices and precautions
chemical properties of Carbon iv oxide​
Write about the following: 2- What happened? Where did you lose it? Who was with you? How did you feel?​