Katelyn11111 Katelyn11111

01-09-2017
Mathematics

contestada

Find the equation of a line passing through (-2,4) and ( 0,8)

Respuesta :

authenticricket authenticricket

01-09-2017

eqn of line: y = mx + c
where m is the gradient and c is the y intercept
gradient = (8-4)/(0-(-2)) = 4/2 = 2
thus y = 2x + c
sub (0,8) into this eqn
8 = 2(0) + c
c = 8
eqn of line: y = 2x + 8

Answer Link

Otras preguntas

Read the excerpt from A Vindication of the Rights of Woman. For surely, Sir, you will not assert, that a duty can be binding which is not founded on reason? If

prove the three laws of motion

i need this answer hurry ???

Which words in the folllowing sentences should be capitalized? we will vacation near the gulf of mexico. a gulf of mexico b we, gulf of mexico c we, mexico

pls help me on this science question

4. The Bulldog Theater charges $9.10 for each adult ticket and $7.75 for each student ticket. Mrs. Williams purchased 7 tickets (some students and some adult) f

relay runner is running 1 m/s and reaches 5m/s when given the baton after 3 sec. What is the acceleration? (Make sure you do the directions)

..... ill post the question in the comments

In the developing world, most women who achieve political office tend to have family ties to prominent male politicians. Male officials in these countries

Explain how to model the problem with algebra tiles and then write an algebraic expression that represents the situation.