Answer:
68.5 mph
Step-by-step explanation:
191.8 ÷ 2.8 = 68.5
y=7x?
just a slope of 7 here, but you could add some # like y=7x+4
calcium =1x40=40
chlorine=2x35=70
40+70=110
ca=40/110×100=36.36
when we approximate it become 36.4
thanks
y -3 = -1/2 x (x-1)
