Answer:
1/100000
Step-by-step explanation:

-7(2 + n) + 1/3(-9 - 6n)
-14 - 7n -3 - 2n
-17 - 9n
Answer: 17 1/6 or 17-18
(u guess which is right if its an integer ^^)
Step-by-step explanation:
25 3/4 ÷ 1 1/2
First change the mixed fractions to improper fractions.
<u>25 3/4 </u>= <u>103/4</u>
<u>1 1/2 </u>= <u>3/2</u>
Now divide: 103/4 ÷ 3/2
103/4 * 2/3 (multiply by flipping the second fraction)
= 206/12
Now divide: 206 ÷ 12
= 17 2/12 (<u>simplified:</u> 17 1/6)
<u><em>The answer will be 17 1/6 </em></u> (OR 17-18)
Answer:
Step 2
Step-by-step explanation:
In step 2 the expression was 40+20 which would have been 60 but he might have thought addition sign was subtraction so he did 40-20 which is 20 so he is wrong made mistake in step 2