If y varies directly with x, and If y = 4 when x = 12, how do you find y when x = -24?
1 Answer
Mar 8, 2016
Explanation:
If
#y=mx#
#y=mx#
#4=m(12)#
#color(blue)(m=1/3)#
#y=color(blue)(1/3)x#
#y=color(blue)(1/3)(-24)#
#y=1/color(red)cancelcolor(black)(3)^1(-color(red)cancelcolor(black)(24)^8)#
#color(green)(y=-8)#