BarD9reqMarEld BarD9reqMarEld

11-07-2016
Mathematics

contestada

find the value of r so that the line that passes through (r,-5) and (3, 13) has a slope of 8. a. (-18/5) b. (3/4) c. 6 d. -141

Respuesta :

olemakpadu olemakpadu

13-07-2016

Slope = Change in y/ Change in x.

8 = (13 - -5) / (3 - r)

8 = 18/(3 -r)

3 - r = 18/8

3 - r = 9/4

3 - 9/4 = r

3 - 2 and 1/4 = r

3/4 = r

r = 3/4 B.

Answer Link

Otras preguntas

What is return on investment (ROI)?

What was the purpose of the Articles of Confederation? A. to provide a way for the independent states to work together B. to declare the colonies' separation f

help spanish easy few questions

n this experiment, you will measure mass and volume of various sport balls, both regularly shaped ball and irregularly shaped. What property of an object can yo

What is the solution to the equation (3/ m+3)-(m/3-m)= (m^2+g/ m^2-g) m = 3 m = 6 all real numbers no solution

Describe Rome at its height

At which of the following sets of coordinates is the city of Lilongwe located? A. 25° S, 32° E B. 18° S, 47° E C. 13° S, 33° E D. 22° S, 17° E

Scale factor from a to b = 5 : 6

identify the hypothesis in the conditional statement, "if I don't eat sugar, then I will lose weight" a. if I don't eat b.i don't eat sugar c.when I don't eat

A number cube is rolled and a coin is flipped. Let H stand for heads and T for tails. What is the sample space for the experiment?