Alexziadavis Alexziadavis

01-02-2018
Mathematics

contestada

If a line crosses though (5,-3) and (-1,6);what is the y-intercept?

Respuesta :

liemonder liemonder

01-02-2018

(5,-3) (-1,6)
y=mx+b

calculate m:
(-3-6)/(5-(-1)
=-9/6=-1.5

y=-1.5x+b

insert the (5, -3) point to calculate b:

-3=-1.5*5+b
-3=-7.5+b
4.5=b

b=the y intercept, so the line intercepts x=0 at y=4.5

Answer Link

Otras preguntas

If youre good at genetic variation answer these pls

How much does a 130 kg object weigh on Earth?

Write the objective from each sentencesA. I own three skateboard B. The new car is in the garage C. There was a small in the bathroom D. I am faster than BrettE

factor the liner expression 16p - 24 using greatest common factor of the terms

On the math test, Beth got 7 fewer correct answers than Bill. Bill got 28 questions right. How many answers did Beth get right on the math test? Which of the eq

Try to answer asap please

Shortbread fingers Makes 20 120g butter 50g caster sugar 170g plain flour How much of each ingredient will be needed to make 50 fingers? GLF

Find the volume of the cone. 10 in 20 in

5x^3-2x^2+14x+7x^2+3x-11

Which outcome is a result of using a workout program that includes SMART goals? A Increased difficulty and a desire to quit. B Improvement in overall wellness.