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zavuch27 [327]
3 years ago
7

What is the product of -9x(5-2x)

Mathematics
2 answers:
Archy [21]3 years ago
5 0
The answer is 18x^2 - 45x
Bumek [7]3 years ago
3 0
<span>-9x(5-2x)
= -45x + 18x^2
= 18x^2 - 45x

hope it helps</span>
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Find the solutions of the form x=a,y=0and x=0 ,y=b for the following equations: 2x+5y=10 and 2x+3y=6. is there any common soluti
Arlecino [84]

Answer:

 x=0 and y=2

Step-by-step explanation:

We have been given system of equations:

2x+5y=10     (1)

And 2x+3y=6     (2)

Subtract equation (2) from(1) we get:

2y=4

y=2

Now, substitute y=2 in equation(2) we get:

2x+3(2)=6

2x+6=6

2x=0

x=0

Hence, x=0 and y=2


8 0
3 years ago
What 9/2-11/4 plz help i only have 10 mins till due
svp [43]

Answer:

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Step-by-step explanation:

9/2 - 11/4

Get a common denominator of 4

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18/4 - 11/4

7/4

8 0
3 years ago
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3 years ago
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A dealer has a lot that can hold 30 vehicles. In this lot, there are two available models, A and B. The dealer normally sells at
Vanyuwa [196]
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8 0
4 years ago
7 + (10 − 4)to the power 2 ➗ 4 ✖️1 over 2 to the power of 3
iragen [17]

Answer:

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=> 7+(10-4)^2 /4 (\frac{1}{2} )^3

=> 7+(6)^2 / 4(\frac{1}{8})

=> 7+36 / \frac{1}{2}

=> 43 * 2

=> 86

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3 years ago
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