Answer:
Step-by-step explanation:
2/3 ÷ 1/3
=2/3 × 3/1 (recipracol)
=6/3
=2
2 and
when you divide by a fraction you just multiply by its reciprocal
÷ =
then just solve
<em>for the second one do the same thing</em>
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−3(n+3)−10(8n+9)
(−3)(n)+(−3)(3)+(−10)(8n)+(−10)(9)
=−3n+−9+−80n+−90
=(−3n+−80n)+(−9+−90)
=−83n+−99 <- ANSWER
5 units down
