francis4 francis4
  • 02-11-2016
  • Mathematics
contestada

A line that includes the points (7,f) and (3,-5) has a slope of 3. What is the value of f?

Respuesta :

Аноним Аноним
  • 02-11-2016
Slope: y change / x change

-5-f       -5-f       
-----  =  ------  
3-7         -4         

the numerator must be -12 because -4 x 3 = -12

what makes it -12?

-5-f=-12
-f=-7
f=-7

there you go!
Answer Link

Otras preguntas

Example 2: a horizontal cylindrical drum is 2.00 m in diameter and 4.00 m in length. the drum is partially filled with benzene (density = 0.879 g/cm3). what is
Suppose we build a sequence of numbers using the method of adding the previous two numbers to build the next one. this time, however, suppose our first two numb
Rebecca's father is 2 times as old as Rebecca. The sum of their ages is no less then 69. Find an inequality that can be used to represent the situation. A) x+2
You attempt to deliver a rescue breath to an unconscious adult. the breath does not go in. what is the next step in managing this case?
x^2+ 3x = 18 using zero product property
Today, more than 90 percent of school-age children attend school as compared to _____ in 1890.
what is intermolecular and explain
I really need explanation for this Mean Value Theorem. Thanks
What was the original goal of the war of 1812?
¿(1) (querer) cenar conmigo esta noche? marina no, gracias, esta noche (2) (salir) con una amiga. juan ¿adónde (3) (ir) a ir ustedes?