lisapressley2001
lisapressley2001 lisapressley2001
  • 14-12-2016
  • Mathematics
contestada

What is y if x equals 5.

Y=-4x^2-3x+4

Respuesta :

Esme1336
Esme1336 Esme1336
  • 14-12-2016
I hope I did this right but y= -146
Answer Link
roguehamster2073
roguehamster2073 roguehamster2073
  • 14-12-2016
-4 x 5^2 - 3 x 5+ 4

Thats the same equation, with 5 instead of X.

No parantheses, so we do the exponents first. 

5^2 = 25

so

-4 x 25 - 3 x 5 + 4

Next: Multiplication. 

-4 x 25 = -100
3 x 5 = 15

-100 - 15 + 4

Next: Addition:

-100 - 19

which equals 

-119




Answer Link

Otras preguntas

Reduce answers to their lowest terms. 5/8 - 6/11
$459 television; 30% discount
a race car travels 1,212 kilometers in 4 hours. what is the car's rate of speed?
Which pair are classified as chemical substances? Pick two. elements, mixtures, compounds, solutions.
In 1970, the Nobel Peace Prize was won by ______, for his efforts in developing food crops that would be productive in areas that were difficult to farm.
Why does Frank Stockton switch from third-person omniscient point of view to second-person point of view at the end of "The Lady or the Tiger?"? A. so that re
The Nazi-Soviet nonaggression pact contained a secret deal between Germany and the Soviet Union to divide...
what is the average weight for a 7th grader
Name some adaptations that have helped species such as the crocodile, horseshoe crab, and roach survive changing environments.
(8z^8/4z^4)^-4 please help me to solve this