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musickatia [10]
3 years ago
7

PLS HELP I NeED to finish this

Mathematics
1 answer:
mote1985 [20]3 years ago
3 0

Answer:

D. 15

Step-by-step explanation:

<em>Use proportions.</em>

<em />\frac{35}{25} = \frac{21}{x}  \\\\35x = 525\\x = 15<em />

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What is the square root of 9/16, 9 to the power of two
lbvjy [14]

Answer:

\frac{3}{4} , 9

Step-by-step explanation:

\sqrt{9/16} = \sqrt{9} ÷ \sqrt{16} = \frac{3}{4}

\sqrt{9^2} = \sqrt{81} = 9


3 0
3 years ago
Sally buys a handbag. there was a discount of 30%. if sally paid, $17.50, what was the original price?
andrew11 [14]
The original price was $25. 

First, convert the 30% to a real mathematical number. For percents, this is always done by dividing the 30% by 100%, or 30% / 100% = 0.300.

Second, find out what 30% of $25 is. This is the amount of the sale discount. This is always found by mulitplying 0.300 by the item's cost $25, like this:

0.300 x $25 = $ 7.50.

So for this sale, you'll save $ 7.50 on this item.

This means, the cost of the item to you is

<span>$25 - $ 7.50 = $17.50.</span>
6 0
3 years ago
What is a equation in slope intercept form for the line that has a slope -1 that passes through (-4,3)
aleksley [76]

slope is -1

m=-1

we have a point as (-4,3)

we can use slope intercept form of line

y=mx+b

we can plug m=-1

y=-x+b

now, we can plug point (-4,3)

x=-4 and y=3 and then we can find b

3=-1*-4+b

b=-1

now, we can plug back

and we get

y=-x-1............Answer

5 0
3 years ago
Read 2 more answers
if mya had 20 candy and ellie had 100000000000000000000000000 candy how many dose ellie and mya have togeather
jolli1 [7]

Answer:

100000000000000000000000020

Step-by-step explanation:

There you go

3 0
2 years ago
Read 2 more answers
What integer values satisfy both inequalities?<br> -1 &lt; x ≤7<br> x &gt; 3
PIT_PIT [208]

Answer:

4,5,6,7

Step-by-step explanation:

-1 < x ≤7 ,  x > 3 means that 3 < x ≤ 7

6 0
3 years ago
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