Answer:
He did 9 times 10 instead of 9 times 100.
Parallel: the lines have = slopes. We thus need 5/6 to equal 2/p. then 5p must equal 12, and p = 12/5. (answer)
Check: Is 5/6 = 2 / (12/5)? YES
Perp.: The lines have slopes that are negative reciprocals of one another.
Then -6/5 = 2/p, or
-6 2
---- = ----
5 p Thus, -6p = 10, and p = -5/3 (answer)
Answer:
1020 POUNDS.
Step-by-step explanation:
i think im not sure if i am wrong tell me and i wiil redo! :)
Answer:
X-6
Step-by-step explanation:
Represent the unknown number with a variable then introduce the minus sign
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