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aivan3 [116]
3 years ago
6

Anyone please !!!!!!

Mathematics
1 answer:
IgorLugansk [536]3 years ago
5 0

Answer:

4

Step-by-step explanation:

Lets start by plugging in our (a) value

a^2 + 5a + 4

(-5)^2 + 5(-5) +4

25 - 25 + 4

0 + 4

4 is your final answer!

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Please help i keep getting the wrong answers
Mrrafil [7]

Answer:

10 inches

Step-by-step explanation:

Surface Area = π R² + π R L [ L is Slant Height ]

200 π = π (10)² + π (10) L

200 π = π (100) + π (10) L

200 π - 100 π = 10 π L

100 π = 10 π L

100 π / 10 π = L

10 = L

L = 10 inches

Hope this Helps......

3 0
3 years ago
Read 2 more answers
A = ?<br> b = ?<br> Please explain as well :)
sweet [91]

Answer:

a = 25 , b = 14

Step-by-step explanation:

For A

a/5 + 3 = 8

a/5 = 8 - 3

a/5 = 5

Cross multiply

a = 5 * 5

a = 25

For B

3b/7 - 1 = 5

3b/7 = 5 + 1

3b/7 = 6

Cross multiply

3b = 42

b = 42 / 3

b = 14

Hope it will help

5 0
3 years ago
A phone was purchased for $318. Each year the value is 1/2 of its value the previous year. Write a function that describes the v
zubka84 [21]

Answer:

y=318(1-0.5)^x

Step-by-step explanation:

x represents the amount of years and y is the ending price

8 0
3 years ago
What is 75 Times 37 equal
alukav5142 [94]

Answer:

2775

Step-by-step explanation:

Hope this helped :)

3 0
2 years ago
If m angle B=m angle D=34 , A what must m angle C be to prove quadrilateral ABCD is a parallelogram?
eimsori [14]
A is the answer
180-34= 146
7 0
3 years ago
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