lacey18278 lacey18278
  • 02-04-2021
  • Mathematics
contestada

If x=7 and y=−5, evaluate the following expression:3x−y2​

Respuesta :

6eiko6 6eiko6
  • 02-04-2021

Answer:

the expression is equal to 31

Step-by-step explanation:

  • 3x-y2
  • 3(7) - (-5)2
  • 21 - (-10)
  • 21 + 10 = 31
Answer Link
PurpleFlame10
PurpleFlame10 PurpleFlame10
  • 02-04-2021

Answer:

31

Step-by-step explanation:

Substitute x and y into the equation to get..

(3×7)-(-5×2)

21- -10

31

Hope this helps :)

Answer Link

Otras preguntas

All of the following are good ways to engage your audience EXCEPT: A. Use open-ended questions to encourage interaction. B. Use paraphrasing to confirm your und
Setting a market price for a product or product class based on a subjective feel for the competitors' price or market price as the benchmark is referred to as _
AB is tangent to circle O. If AO=24 and BC=50, what is AB? The diagram is not to scale.
Answer the question below using the verb in parentheses. Be sure to include the correct pronoun and verb form. ¿Qué opinas del arroz? (aburrir)
Where do plants obtain their energy
The graph of a line y=mx+b is shown. Which of the following is true? A. mb < -1 B. -1 C. mb=0 D. 0 E. mb>1
what is located on the site where the aztec capital once existed
What are common themes or important points about how culture impacts the healthcare field?
Select the correct answer Which form of birth control could people use without altering hormonal systems or blocking sperm from fertilizing an egg? A. fertility
How many significant figures are there In the number 10.76