king128 king128
  • 26-05-2017
  • Mathematics
contestada

The difference of a twice a number and 10 is less than 28

Respuesta :

stevianamccoy
stevianamccoy stevianamccoy
  • 26-05-2017
2n-10<28
   +10 +10         adding 10 to both sides to get the variable alone
2n<38 
_____               divide both sides by 2 to get n by itself on one side
    2

n<19

Check:

(2(18))-10<28
36-10<28
26<28 .......................IT WORKS!!!

Answer Link

Otras preguntas

How does physical activity decrease the risk of hypokinetic disease?
Pls help me asap thank you
Does someone want to help me solve this problem
Least common multiple of two numbers is 24. One is 4 more than the other
1. The lamp is between the two sofas. 2. The painting hangs 3. The curtains hang the wall. the window. 4. The flower vase is the cabinet. 5. The pillow is the b
An English teacher needs to pick 6 books to put on his reading list for the next school year, and he needs to plan the order in which they should be read. He ha
simplify (x^a/x^b)^a+b
All of the following are examples of carbohydrates EXCEPT* O glycogen O sugar O cellulose O steroids
what best describes the limits of science
1. Jason raised 60 goats and then entered into a series of business transactions. He traded all the goats for sheep at an exchange rate of 5 goats for 7 sheep.