Answer:
See Below
Step-by-step explanation:
PEMDAS
Parenthesis first
-(-16) = 16
24+ 16 +(-1/2)x = 18-(-8)
+(-1/2)x
-1/2x
24 +16 -1/2x = 18-(-8)
-(-8) = 8
24+ 16 - 1/2x = 18 + 8
24+ 16 = 40
18+8 = 26
40 - 1/2x = 26
-40 -40
-1/2x = -14
(-2) -1/2x = (-2)-14
x = 28
Answer:
A,C,D
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Answer:
b) 822.42
Step-by-step explanation:
Just multiply 2.7 by 304.6 and your answer would be 822.42
Reason number 1 (before) is that you could contaminate your samples if you have foreign material on your hands.
Reason number 2 (after) is that you could spread<span>/or ingest dangerous chemicals or substances that you have handled in the lab.</span>
Answer:
10.5
Step-by-step explanation:
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