2(x+6)=12
x=0
Y varies directly with x write the direct variation equation that relates x and y, when y=16 when x=4
y=4x
d=rt for r
r=d/t
The domain is what?
The set of x's for an system
y=5x-3 when y=2
x=1
8+(5x)/12=13
x=12
Y varies directly with x write the direct variation equation that relates x and y, when y=80 when x=32
y=(5/2)x
P=a+b+c for b
b=P-a-c
What is the domain of y=9.25x
All real numbers
y=5x-3 when x=2
y=7
3x+2(x-6)=x+4
x=4
Solve if y=10 when x=3, find y when x=9
y=30
8y=4x-4 for x
x=2y+1
What is the range of y=9.25x
All real numbers
y=(3/4)x+3 when x=8
y=9
-7=-3(x-7)+2x+1
x=29
Solve if y=3/4 when x=1/24, find y when x=12.
y=216
x=(y+5)/4
x=(y+5)/4
If you could work a maximum of 40 hours a week and made $9.25 an hour. What is the practical domain for that problem?
[0,40]
y=(3/4)x+3 when y=27
x=32
(1/2)x+(1/3)x+5=x
x=30
Solve if y=3/4 when x=24, find y when x=12.
y=3/8
V=r2h for h
h=V/(r2)
If you could work a maximum of 40 hours a week and made $9.25 an hour. What is the practical range for that problem?
[0,370]
y=(6/7)x+5 when x=b
y=(6/7)b+5