omanlegend3
omanlegend3 omanlegend3
  • 23-08-2020
  • Mathematics
contestada

The sum of two numbers is four and their product is ten. If one number is x, write an expression for the other number ​

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 23-08-2020

Answer:

4y - y^2 = 10

Step-by-step explanation:

Let x and y be the two numbers

x+y = 4

xy = 10

Taking the first equation and solving for x

x = 4-y

Substituting this into the second equation

(4-y) *y = 10

4y - y^2 = 10

Answer Link

Otras preguntas

Compared with people in the Prairie Provinces, the residents of British Columbia are _____. a) More likely to live in cities b) Less likely to be immigrants c)
England passed the _____ Acts in 1660 in order to control all aspects of colonial trade.
Which subatomic particle is most involved in forming chemical bonds
What type of potential energy allows you to throw a ball
What is the area of the given trapezoid ABCD?   A. 28 in2   B. 56 in2   C. 110 in2   D. 112 in2
Paul’s Paints sells a 24-gallon case of paint for a total of $576, including tax. Stella’s Paints sells a 64-gallon case of paint for a total of $1,664, includi
I need help finding ac, cb, and ab
If you already have a research question identified, what should you do to create a thesis statement?
We still don't have are textbooks and I am confused please help
#4.... i have no idea what to do for this