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Dimas [21]
3 years ago
6

I need help about this ética ofnthe fillowing​

Mathematics
1 answer:
White raven [17]3 years ago
8 0
There Is No Cream Roux.
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Stacy decided that she would start doing sit– ups every day. Her plan each day was to do twice as many sit– ups as she had done
Illusion [34]
She would have done 256 sit-ups in one week.
7 0
3 years ago
Please solve: x^2+4x-8=0
Bezzdna [24]
x^2+4x-8=0\\\\\underbrace{x^2+2x\times2+2^2}_{use:(a+b)^2=a^2+2ab+b^2}-2^2-8=0\\\\(x+2)^2-4-8=0\\\\(x+2)^2-12=0\\\\(x+2)^2=12\iff x+2=\sqrt{12}\ or\ x+2=-\sqrt{12}\\\\x=\sqrt{4\times3}-2\ or\ x=-\sqrt{4\times3}-2\\\\x=\sqrt4\times\sqrt3-2\ or\ x=-\sqrt4\times\sqrt3-2\\\\\center\boxed{x=2\sqrt3-2\ or\ x=-2\sqrt3-2}
4 0
3 years ago
Read 2 more answers
Finish solving the system of equations -9.5x -2.5y = -4.3 and 7x + 2.5y = 0.8 using the linear combination method.
muminat

Answer:

y= -3.6

Step-by-step explanation:

-9.5(1.4)-2.5y=-4.3

-13.3-2.5y=-4.3

-9=2.5y

y=-3.6

4 0
3 years ago
It costs $20.50 to enter an amusement park and $ 0.25 to ride a ride. You have $21.50. Write an equation that represents the num
Helga [31]

Answer:

r = 4

Step-by-step explanation:

First we have to subtract 21.50 from 20.50 because that is how much money it takes to get inside the amusement park.

21.50 - 20.50 = 1

Right now you have only 1 dollar left. now we have to divide 100 by 25 to see how many times you can ride.

100/ 25 = 4

You can ride 4 times

6 0
3 years ago
(Please Help ASAP--35 POINTS)
mart [117]
The value would be 7.5 mi. Hope this helps! Work: Just divide 375 by 50
6 0
3 years ago
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