2 years ago

Please help me and explain how to solve the equation

1 answer:

8 0

The one you've already marked is. Just take each choice, substitute the numbers into the inequality in place of x and y, and see whether the inequality is a true statement.

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A box contain 9 novels, 7 biographies, and 5 reference books. Alyssa randomly chooses a book, then she randomly chooses another

Tanzania [10]

$first\ book:\\9\ novels+7\ biographies+5\ reference=21\ all\ books\\probability:\\P_1("chooses\ biographie")= \frac{7}{21} = \frac{1}{3} \\\\second\ book:\\9\ novels+6\ biographies+5\ reference=20\ all\ books\\probability:\\P_2("chooses\ biographie")= \frac{6}{20} = \frac{3}{10}\\\\the\ probablity\ that\ Alyssa\ chooses\ two\ biographies:\\P("two\ biographies")=P_1\cdot P_2= \frac{1}{3}\cdot \frac{3}{10} = \frac{1}{10} =0.1\\\\Ans.\ Probability\ is\ 0.1$

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3 years ago

Instructions: Determine if the two triangles in

leonid [27]

The 2 triangles are congruent

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3 years ago

A triangle has an area of 72 square inches. If the base of the triangle has a length of 18 inches, what is the height of the tri

Alecsey [184]

It could be 8 since 8x18= 144 and 144 divided by 2 is 72

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3 years ago

Please answer. I’ll mark brainlist

FromTheMoon [43]

Answer: the answer is the first one!!

Step-by-step explanation: split the shape up and multiple the numbers that came with the problem and then put all the totals together i got a total of 364!! Hope that helps!!

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3 years ago

Read 2 more answers

What’s the answer I need help bc I’m catching up on work bc school ends in 3 days I think soo plsss help me

olchik [2.2K]

I believe it’s the first one. 1.5 + 2 = 3.5

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2 years ago