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mash [69]
3 years ago
6

Solve the system of equations 4x + 8y = 4 and —2x – 7y = -11 by combining the equations.

Mathematics
1 answer:
masya89 [10]3 years ago
6 0

Answer:the answer is six

Step-by-step explanation:

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Mr. Simpson feeds his dog
Liono4ka [1.6K]

Answer:

The total of 4 cups lasts 8 days  to Mr. Simpson.

Step-by-step explanation:

The 1/2 cups of food lasts 1 day

⇒ 1 cup of food lasts = (\frac{1}{\frac{1}{2} })   = 2 days.

Now, Mr. Simpson has 4 cups.

So, 4 cups last him = 4 x 2 days   =  8 days

Hence, a total of 4 cups lasts 8 days to Mr. Simpson.

7 0
3 years ago
Expand (2x-5y)⁷ and find fourth form​
elena55 [62]

Step-by-step explanation:

By binomial theorem,

T(r+1) = nCr * a^(r+1) * b^r

Term 4 = 7C3 * (2x)^4 * (-5y)^3 = 35 * (16x^4) * (-125y^3) = -70000x^4y^3.

3 0
3 years ago
27a+21 i need to solve thi problem help me
Anika [276]
That's an expression, so the only thing you can do is simplify it, but that already looks simplified.
8 0
3 years ago
Mr. Parker wants to rent a cargo van for a day. It will cost the daily fee of $50.00 plus $0.35 per mile driven.
Fittoniya [83]

Answer:

50d * 0.35m

Step-by-step explanation:

so I don't normally do it like this it would normally be 50 * 0.35x.  but the days also had a fee unless she doesn't have it for 2 days and only has it one but d is the days she has it and m is the miles driven the * is times

you would have to find out the days she has it unless you don't have that is would be the answer above (if I am wrong I'm sorry)

6 0
3 years ago
Read 2 more answers
6+8(y-3/5), if y=8/9
skad [1K]
374/45 is the answer
4 0
3 years ago
Read 2 more answers
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