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Agata [3.3K]
4 years ago
13

Please help, must be done by today

Mathematics
1 answer:
Ostrovityanka [42]4 years ago
8 0

The answer is -5x + 4y = -20

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2.4 - 5.5 -4n + 8?
lana66690 [7]

Answer:

<em>4.9 - 4n</em>

Step-by-step explanation:

Given the expression;

2.4 - 5.5 -4n + 8?

Collect like terms;

2.4 - 5.5 -4n + 8?

2.4 - 5.5 + 8-4n

-3.1 + 8 - 4n

<em>4.9 - 4n</em>

<em></em>

<em>Hence the simplified form of the equation is 4.9 - 4n</em>

3 0
3 years ago
Which of the following are perfect squares select all that apply
mestny [16]

Step-by-step explanation:

the perfect squares =

81, 121, 625

4 0
3 years ago
Read 2 more answers
3y²z(2y²z + 4yz - y + z) = <br> 6y⁴z² + 12y³z² - 3y³z + 3y²z
lord [1]
18y⁸z²=18y⁸z², you have to simplify it and add like terms to get your answer

3 0
3 years ago
What is the product of (3y^-4)(2y^-4)?
borishaifa [10]
(x^a)(x^b)=x^(a+b)

(ab)(cd)=(a)(b)(c)(d)

x^-m=1/(x^m)


(3y^-4)(2y^-4)=
(3)(y^-4)(2)(y^-4)=
(6)(y^-8)=
6/(y^8)
4 0
3 years ago
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If you have one box of eggs and multiply you amount of boxes by 3, how much eggs will you have?
swat32

Answer:

You''ll have 3 boxes of eggs.

Step-by-step explanation:

1 x 3 = 3

It depends on how many eggs are in the box. If there were a dozen eggs then that would be thirty six.

I hope this helps!

4 0
3 years ago
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