madyharriger12 madyharriger12
  • 22-01-2018
  • Mathematics
contestada

the value of y varies directly with x, and y = -8 when x = 2. Find y when x = 3

Relax

Respuesta :

josephfmokc11 josephfmokc11
  • 22-01-2018
y = -12
varies directly: y = kx -> -8 = k*(2) - > k = -4
Answer Link

Otras preguntas

Why do some countries have to adopt more than one standard time ?
What were the two main reasons Spain sent expeditions to the Americas?
-3x+11=4x+2-(2x-4) Please solve this problem with work. Thanks!
if a sum borrowed under compound intrest doubles itsef in 10 years, when will it become four fold?
What is the tenth term in the sequence 5,8,11,14...?A. 29B.32C. 35D. 38
find the correct sum of these geometric series.. *a1=343, an=-1, r= -1/7 *a1=80, n=7, r= -1/2 *a1= 3, a8=384, r=2 Please help me with these problems.. :(
find the percentage decrease in the area of triangle if each of its side is halved. (by using heron\'s formula)
what is the area of a figure with vertices(1,1), (8,1) , and (5,5)?
write an equation of the line that is:   a) parallel to the line y=4x+1, and that passes through point (2,3)  b) parallel to the line 2y-6x=9, and that passes t
Write sin3xCos2x + cos3xsin2x as a single trigonometric function