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Sergeu [11.5K]
3 years ago
7

I need someons help fast please

Mathematics
1 answer:
mario62 [17]3 years ago
3 0
What is it that you need?
You might be interested in
PLEASE HELP ME NOW!!
puteri [66]

Answer:

x=4+-2\sqrt{7}

Step-by-step explanation:

To solve, we need to take square root of both sides first:

(x-4)^2=28\\\sqrt{(x-4)^2} =+-\sqrt{28} \\x-4=+-\sqrt{28}

Now we use the property of radical shown below to simplify square root of 28:

Property:  \sqrt{x*y}=\sqrt{x} \sqrt{y}

Now, we have:

x-4=+-\sqrt{28}\\x-4=+-\sqrt{4*7}\\x-4=+-\sqrt{4}\sqrt{7}\\x-4=+-2\sqrt{7}

Now we take 4 to the other side and isolate x:

x-4=+-2\sqrt{7} \\x=4+-2\sqrt{7}

first answer choice is right.

4 0
4 years ago
Read 2 more answers
Last year Victoria paid £354 for her car insurance
Fed [463]

Answer:

the price decreased by 7.06 percent

Step-by-step explanation:

100/354x329=92.93785311

100-92.93785311=7.06

3 0
3 years ago
4444444444444444444444444444444444444444444444444444444444
Liula [17]
If you want to solve that put it in the formula to find the slope
M=
Y1-y2
---------
X1-x2

And plug that into slope int form with one of the points to find the y int/ b value and then your have ur equ
4 0
3 years ago
Guys please help.
ANTONII [103]
Start at (0, 72), then (1, 64), (2, 56), ETC. I hope you see the pattern! Do it until you reach (9, 0) 
3 0
3 years ago
Read 2 more answers
Carlos Martin received a statement from his bank showing a balance of $56.75 as of March 15. His checkbook shows a balance of $8
kakasveta [241]
Checks not cancelled;
5.00+13.25
18.25
Total 
7 0
3 years ago
Read 2 more answers
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