Answer:
20
Step-by-step explanation:
H+S=50
2H+4S=140
4H+4S=200
4H+4S=200-
2H+ 4S =140
2H=60
H=30
50-30=20
its 22 i've go to harvard to answer this types of questions!
the answer is root 5 /3 hope this helps
the answer is -3
-8/2 divided by 6/-3 equals -24/18
-24/18 simplified is -3
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