Dezaray23 Dezaray23

25-05-2015
Mathematics

contestada

A line has slope 2/5 and passes through the point P(2,7) find the equation

Respuesta :

apologiabiology apologiabiology

25-05-2015

so (x,y)
one answer is x=2
y=7
in slope intercept form
y=mx+b
m=slope
b=y intercept
slope is 2/5
y=2/5x+b
solve for b by subsitute
y=7
x=2
7=2/5 times 2+b
7=4/7+b
subtract 4/7 from both sides
6 and 3/7=b
the equaiton is
y=2/5x+6 and 3/7

Answer Link

Otras preguntas

What do the summer flowers that trim the clothes of the Ghost of Christmas Past symbolize? A. wisdom and learning B. youth and health C. honesty and virtue D. p

How can you use 4s fact to find 7x8? Give the product in your explanation..

The function, y(r)=2.76r , is used to convert Russian rubles in Japanese yen, and the function, P(y)=0.16y , is used to convert Japanese yen into Mexican peso

Jackson was making a poster for his room. He arranged 50 trading cards in the shape of a rectangle on the poster. How many rows of cards were on his poster? a)

What is the definition of a pipel from the Holocaust?

Jackie cut a 2 yard spool into 5 equal lengths of ribbon?

What do the summer flowers that trim the clothes of the Ghost of Christmas Past symbolize? A. wisdom and learning B. youth and health C. honesty and virtue D. p

Ada yangtau isi kandungan surah Al Ahqaf ayat 15? Tolong dibantu yaa

One reason why Germany did NOT become a strong unified state during the Middle Ages was because __________. it was ruled by foreign rather than native princes i

why are the temperatures fairly constant in the surface zone and the deep zone