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

Complete the well-know saying: __________ blot ___________ copybook! ______________ not over till ___________ over.
on what continents would you expect to see evidence of a glacier
If x= 0, 1, 2, and 3 and y=1, 1.5, 2, and 2.5, then what is the "y=" function?
Who is gonna win the super bowl patriots or Seahawks
what happens at a hot spot?
how did world war 2 end in a prisoner's story
Jerome is writing a number in scientific notation. The number is greater than one million and less than ten million. What will be the exponent in the number Jer
examples of three different types of computer storage
What does this poem mean "pretty girl, with faraway eyes, why do you look with such surprise? How did you get to be so wise, old girl in young-girl disguise"
what is the solution to 3!