MatchChronus MatchChronus

28-12-2017
Mathematics

contestada

If p is prime and n is even such as that p+n =47 and p×n=210 what is the value of n?

Respuesta :

lesliekolleroxrkcf lesliekolleroxrkcf

29-12-2017

p+n=47
pn=210
p=47-n
n(47-n)=210
47n-n^2-210=0
n^2 - 47n +210 = 0
(n-5)(n-42)=0
n = 5 or 42. Since we are given n is even we take n = 42
then p = 5

Answer Link

Otras preguntas

PLEASE ANSWER IN 5 MINUTES! which of these thinking skills is most useful for generating a valid thesis statement based in the results if your reason A) Synthes

(x-2)^2 + (y-3)^2=25 up 2units

A line contains the points (3,1) and (−6,4). A line contains the points (3,1) and (−6,4). What is the equation for this line in slop-intercept form? What is the

Please help ASAP! If correct will mark brainliest

Aubrey has a new art box in the shape of a rectangular prism. The box is 12 cm by 20 cm by 5 cm. The only thing in the art box is a new pink eraser with the dim

Read the paragraph. Monica relocated into a new apartment last weekend. She had countless boxes to pack and could not possibly attempt to transport the furnitur

How did Niels Bohr change the atomic model based on his experimentalresults?A. He described the atom as a sea of positive charge sprinkled withelectrons,B. He p

Even though most corporate bonds in the united states make coupon payments semiannually, bonds issued elsewhere often have annual coupon payments. Suppose a Ger

When dividing 336 by the natural number n> 10, the remainder is 2. Then the remainder obtained by dividing 2007 by n is

Paige launched a ball using a catapult she built. The height of the ball (in meters above the ground) ttt seconds after launch is modeled by h(t)=-5t^2+40th(t)=