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Sloan [31]
3 years ago
7

Amanda receives money from her relatives every year on her birthday. Last year, she

Mathematics
1 answer:
umka21 [38]3 years ago
8 0

Answer:

We can call last years amount as 100 percent. that means 68-100. We want to know was 85 is so we can say 85-x. We have 68-100  

                                                                             85-x

Cross multiplying and solving for x we get 8500/68 =x  x=125, so the answer is 125.

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5(n+1) = 2n + 20 can someone tell me the answer and explain
finlep [7]

Answer:

n=15

Step-by-step explanation:

5(n+1)=2n+20

U start by expanding the first term which will give you 5n+5

Then after that u collect like terms giving u

5n-2n=20-5

Finally u evaluate it giving u

n=15

8 0
3 years ago
Read 2 more answers
Need help fast please
castortr0y [4]

Answer:

The answer for the first one is 1/f3

the second one is b-5 i think

third one is 8k^5/m4

last one is -9

hope this helped

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
-4(4x-4) + 2x - 4 = -30
s344n2d4d5 [400]

Answer:

x=3

Step-by-step explanation:

-4(4x-4)+2x-4+4=-30+4

-4(4x-4)+2x=-26

-14x+16=-26

-14x+16-16=-26-16

-14x=-42

-14x/-14=-42/-14

x=3

5 0
3 years ago
A sandwich store charges $20 to have 3 turkey subs delivered and $26 to have 4 delivered. How much does the store charge for the
Neko [114]

Answer:

Seven dollars

Step-by-step explanation:

8 0
3 years ago
Solve the following:<br>a) 3x = 18<br>b) 2x = 9<br>c) $ = 7<br>d) Ž = 6.5​
Leno4ka [110]

Answer:

a) 6

b) 4.5

Step-by-step explanation:

6= 18/3 = x

4.5= 9/2 = x

7 0
3 years ago
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