Answer:
n=-6
Step-by-step explanation:
distribute -7 into (4n+8)
-10n+50=-28n-56-2
combine like terms
-10n+50=-28n-58
add -28n on both sides
-10n+28n+50=-58
combine like terms again
18n+50=-58
subtract 50 on both sides
18n=-108
divide both sides by 18

x=-6
hope this helps
Answer:
60
Step-by-step explanation:
when you multiply 100 by .6 it equals 60
No these envelopes aren’t similar. If you add up the sides they both don’t equal the same. Making them non congruent.
Answer:
20 joule
Step-by-step explanation:

Answer:
The answer is <u>-37</u>.
Step-by-step explanation:
1) Simplify 50-2 to 48.
48 ÷ 4 - 
2) Simplify
to 49.
48 ÷ 4 - 49
3) Simplify 48 ÷ 4 to 12.

4) Simplify.

<u>Therefor, the answer is </u><u>Option C) -37</u><u>.</u>