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Kay [80]
3 years ago
11

Help Plz 15 Points And brainliest!!!

Mathematics
2 answers:
madam [21]3 years ago
6 0

Answer:

-2

Step-by-step explanation:

Hope this was helpful

mylen [45]3 years ago
6 0
You answer would be -2
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Item 15
blsea [12.9K]
The right question is that the lowest altitute is 3^8 feet

You are told that the highest altitude is 3 times the lowest altitude =>

highest altitude = 3 * lowest altitude = 3 * 3^8 feet.

Now you use the ruel of mutiplication of powers with the same base: copy the base and sum the exponents => 3 * 3^8 = 3 ^(1+8) = 3^9.

Note: remember that 3 = 3^1.

Answer: 3^9 feet
8 0
3 years ago
Are of shape shown below
Margaret [11]

Step-by-step explanation:

2x2 is 4 4x4 is 16 16x1 is 16

3 0
2 years ago
7(5x - 13) = 14
vfiekz [6]

Answer:

Part A, one solution

Part B, x=3

Step-by-step explanation:

divide both sides of the equation by 7 (5x-13=2)

move the constant to the right hand side and change its sign (5x=2+13)

add numbers (5x=15)

divide both sides of the equation by 5  (x=3)

hope this helps, have a good day

5 0
2 years ago
4y-5x>20 how do i graph this
Romashka [77]
It is a diagonal line that intersects the y-axis at y=5 and it intersects the x-axis at x=-4. The slope of the graph is 5/4. 
3 0
3 years ago
Read 2 more answers
28=-4 (2x+7) what does x equal
Alecsey [184]
Well first lets do the distributive property so the left side is already done 28, now the right side -4 (2x+7) when you do that you get -8x-28. So now we have 28=-8x-28. So now I would move the -28 to the left side and when you move stuff to the other side you change the sign so the sign will be positive 28+28 which is 56. Now you have 56=-8x. Now divide both side by -8 to have -7=x

Your Answer: x = -7
5 0
3 years ago
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