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Mashcka [7]
3 years ago
11

Please help! Will give brainliest!

Mathematics
1 answer:
Advocard [28]3 years ago
7 0
She has 6 kids (2 boys, 4 girls, since her total amount of kids is three times the amount of boys, 2 x 3 = 6 total)

4 girls : 2 boys

compare ratios with the answer choices.

4:2 =\= 4:8

4:2 =\= 8:6

4:2 =\= 6:9

4:2 = 12:6 ! When you multiply 4:2 by 3, you get 12:6.

I hope this helps!
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Please help ASAP!<br><br> what is x=-b/2a?
valina [46]

This is the formula to solve for the vertex.

Example Question:

Find the vertex of y = -0.5x^2 + 100x

-b/2a = -100/2(-0.5) = -100/-1 = 100

The x coordinate of the vertex is 100.

Best of Luck!

P.S. this is 1000th question i've answered :)

5 0
3 years ago
Puts $700.00 into an account to use for school expenses. The account earns 4% interest,
vodka [1.7K]

Answer:

  • $926.19

Step-by-step explanation:

<u>Use formula:</u>

  • A = Pe^(rt)

<u>Given</u>

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<u>Find the amount:</u>

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6 0
3 years ago
Read 2 more answers
The larger of two numbers is 7 times the smaller number. Three times the larger number is 7 more than 4 times the smaller number
V125BC [204]
X>Y
X=7Y
3X=7+4Y
X=?
Y=?
----------------------------
3*7=7+4Y
21Y=7+4Y
21Y-4Y=7
17Y=7
Y=7/17
----------------------
X=7*7/17
X=49/17
6 0
3 years ago
What are the roots of this quadratic equation?
pickupchik [31]

Answer:

2

Step-by-step explanation:

im the best in the world

5 0
1 year ago
Ill mark brainliest pl pls help me
blondinia [14]

Answer:

1. e

2. c

Step-by-step explanation:

1. e. table

The question displays a table that organizes the data

2. c

When you compare the x and y values of a relationship, in this case the b and t variables, you use a ratio.

8 0
3 years ago
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