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andreev551 [17]
2 years ago
14

Can someone please answer it, please no bots answer it and a real person I will give you brainliest.

Mathematics
1 answer:
Aloiza [94]2 years ago
8 0

Answer:

1. 1y + 13.5x

2.12x + 40y

Sam's car = 202.5 ft

Alice's car = 184 ft

Step-by-step explanation:

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3k^2-11k-4=0 solve with quadratic formula
lawyer [7]
It should be k= 4 or -1/3
8 0
3 years ago
What is the answer for <br><br> 2ab(xa^9+ya^3-6)
trapecia [35]

The answer for 2ab(xa^9+ya^3-6) is 2a^10bx + 2a^4by-6ab.

What is the mathematical expansion?

A mathematical expansion can be described as the finite combination of symbols which can be seen as one having rules which is usually based on the context that is been used.

The solution for the question is 2a^10bx + 2a^4by-6ab

Therefore, the expansion  of 2ab(xa^9+ya^3-6) is 2a^10bx + 2a^4by-6ab.

Learn more about expansion at:

brainly.com/question/723406

8 0
2 years ago
It took Mrs. Harpole 35 minutes to grade
stepladder [879]

Answer:

700 minutes or 11.67 hours

Step-by-step explanation:

35/4=8.75

8.75*80=700

8 0
3 years ago
1. Kim's age is twice that of her sister. When you add Kim's age to her sister's age, you get 24. How old is each
Andre45 [30]

Answer:

a) Let Kim's age be k, then Kim's sister's age is k/2

k+\frac{k}{2}=24

b) k+\frac{k}{2}=24

1\frac{1}{2}k=24

k=16

\frac{k}{2}=8

Kim's age is 16 while her sister's age is 8.

5 0
3 years ago
What id the value of the expression (9+15)÷3+2
Aneli [31]

PEMDAS so (9+15)= 24 , 24/3 = 8 , 8+2 = 10

4 0
3 years ago
Read 2 more answers
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