Answer:
90
Step-by-step explanation:
30x3=90
Answer:
3hours and 15 mins
Step-by-step explanation:
210 divied by 3=70
70=per hour
4 hours=280
70 divied by 2= 35
.5=35
280+35=315
315 miles in 4.5 hours
Step-by-step explanation:
28m+4n-12m+3
28m-12m+4n+3
16m+4n+3
Step-by-step explanation:
for triangle HLM
180-2x
180-(3x+6)
H
2x=3x-10
x=10°
180-36=144°
36-20=16°
H=2x
H= 180-144-16= 20°
Answer:
Nobelium
Step-by-step explanation:
That looks like a chemistry element unless No is meaning the abbreviation No. - Meaning, number.