Use your brain. This should work.
$5 each car
3 hours = 12 cars
÷3 ÷3
1 hours = 4 cars
×8 ×8
8 hours = 32 cars
32 cars × $5 per car =
$160
They earned $160 in 8 hours, from washing 32 cars.
Answer:
D.51.34°
Step-by-step explanation:
tan(angle wvx)=WX/WV
i.e,tan(angle wvx)=5/4=1.25
i.e,angle wvx=tan⁻¹(1.25)
=51.34°
Answer:
x= -2
Step-by-step explanation:
4x+4=-3x-10
7x+4=-10
7x=-14
x=-2
Answer:
4 kilometers.
Step-by-step explanation: