Katelyn11111 Katelyn11111
  • 01-09-2017
  • Mathematics
contestada

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

Respuesta :

authenticricket
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

HELP! this is due today
3(x−2)=9 :solve for x?
Who is good at chemistry and wanna help me on my test Someone please
Which of the following is a function of lipids? a to form biological membranes b to transport substances in and out of cells c to transmit genetic informati
The treasure they discovered had been buried deep in the sand. It would take all day to unearth it. Use the context clues to find the definition for the word un
4x – 3y = 20 2x + y = 30 Using the two equations above, solve for y.
Data values in a program are held in _________. a data types b names c variables d lockers
A car moves 4m in 2s. The speed is_____.(t/d)​
On a webpage, a _____ provides supplemental material such as social networking feeds and ads. Group of answer choices footer sidebar header navigation bar
Which sentence describes a cooperative organization?