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slava [35]
2 years ago
8

For question 10e I wrote my answer as t=19, is that correct?

Mathematics
1 answer:
garri49 [273]2 years ago
3 0

Answer:

1/19

Step-by-step explanation:

3(7) -2 = 19, this would be g(7) but they want g^-1 (7) so you need the inverse of your answer:
1/19.

HOPE THIS HELPS & MAKES SENSE!!!

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At a local preschool, there is a ratio of 3 boys to every 4 girls. If there are 245 total preschoolers enrolled, then how many a
Reika [66]

Set up the equation by writing the number of students in the ratio as a fraction:

3/4= (245-x)/x Cross multiply:

3x= 4(245-x) Multiply on right:

3x= 980-4x Add 4x on both sides:

7x= 980 Divide both sides by 7:

x= 140 this is how many girls there are. And:

245-140= 105= boys

5 0
3 years ago
Read 2 more answers
karita has $138.72 in her checking account she wrote checks for $45.23 and $18 then she made a deposit of $75.85 into her accoun
il63 [147K]

Answer:

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Step-by-step explanation:

If you round all the numbers you get..

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6 0
4 years ago
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Explain how you could mentally find 8 x 45 by using the distributive property
dangina [55]
First, break up 45 into 40 and 5 then multipy 8(40) which equals 320 and multipy 8(5) which equals 40. Thrn add 320+40 to get the product 360.
Hope this helped

8x45
8(40)+8(5)
320+40
360
6 0
4 years ago
Which of the following is the value of a when the function f(x) = 3xl is written in the standard form of an absolute value
Feliz [49]

Answer:

  D.  3

Step-by-step explanation:

For g(x) = |x|, we seem to have ...

  f(x) = 3|x| = 3g(x) = a·g(x)

The value of 'a' is 3.

3 0
3 years ago
Which statement is true?<br> A. .8&gt;.79<br> B. .4&gt;.40<br> C. .76&gt;1.2<br> D. .80&gt;.9
Hitman42 [59]
It is A. Because .8 is the same has saying .80, it is .80>.79, and 80 is greater than 79
7 0
3 years ago
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