snailtrail
snailtrail snailtrail
  • 24-08-2017
  • Mathematics
contestada

please help! compound inequalities

please help compound inequalities class=

Respuesta :

mreijepatmat
mreijepatmat mreijepatmat
  • 24-08-2017
a) 5k+3 ≤ - 32 → 5k≤ - 32 - 3 →5k≤ -35 and k ≤ -7

{k| -∞ < k≤ -7}

b) -4k + 7 < -29 →→ -4k<-29-7→→- 4k < - 36→→ +4k>+36→→k> +9

{k| 9 > k > +∞}


Answer Link

Otras preguntas

2 examples of romantic elements in the devil and tom walker
how did the places change in sub-saharan africa when the europeans arrived
How did taxaxtion affect the life of the colonists
1. Marco and Drew stacked boxes on a shelf. Marco lifted 9 boxes and Drew lifted 14 boxes. The boxes that Drew lifted each weighed 8 lb less than the boxes Marc
what is a double metaphor used in early Anglo-saxon poetry called
Elements in the same group/family of the periodic table are similar in what way? a.they are all metals b.they are all nonmetals c.they have a full outer shell o
The fall of the Zhou dynasty began a period referred to as __________. a. Great Wealth and Prosperity period b. Revolution and Great Change period c. Warring
(08.01)Maggie wants to know how many students in her school enjoy watching sports on TV. She asks all 25 students in her math class and finds that 60% of her cl
What did chloroplasts evolve from according to the endosymbiotic hypothesis
richard goes to the electronics store.he buys 2 memory cards that cost 8.99 each and 3 packages of batteries that are on sale for 7.47 each. he also buys a case