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Feliz [49]
3 years ago
11

Help!!!!!!!!!!!!!!!!

Mathematics
1 answer:
Ne4ueva [31]3 years ago
8 0

Answer:

I think for the 1 one the problem is 225=c^2

Step-by-step explanation:

you have to multiply 25x25 then 20x20 then 650-400=250. I'm not sure if I'm right.

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How do you simplify? -3+(-1)
Maurinko [17]

if you add 2 negatives together you get a smaller number,(farther away from zero) therefore, -3+(-1)= -4

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Amy earns £10.00 per hour. She gets a raise, and her new hourly rate is £11.50. What is the percentage change in her hourly rate
Nookie1986 [14]

Answer: 15%

Step-by-step explanation:

% change = change/ actual value x 100

Change = 11 .50 - 10 = 1.5

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7 0
4 years ago
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Factorise:6x^2+7x-2​
Klio2033 [76]
Your anwser is 6x^2+7x-2 :) have a good day
6 0
4 years ago
<img src="https://tex.z-dn.net/?f=-2%28bx%20-%205%29%20%3D%2016" id="TexFormula1" title="-2(bx - 5) = 16" alt="-2(bx - 5) = 16"
Vinvika [58]

Answer:

bx=-3

Step-by-step explanation:

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-2bx+10=16

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Divide -2 from both sides.

bx=-3

Hope this helps!

If not, I am sorry.

8 0
2 years ago
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1,320 tickets were sold for a total amount of $7,815.00. If each student ticket costs $3.00, and each adult ticket costs $6.00.
cestrela7 [59]

Answer: oh my

Step-by-step explanation:

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