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N76 [4]
3 years ago
8

(3y + 53) (7y- 55) solve for y

Mathematics
1 answer:
JulijaS [17]3 years ago
8 0

Answer:89

Step-by-step explanation:

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Least common denominator?
Over [174]

Answer:

\large\boxed{(s-2)(s+2)(s-3)=(s^2-4)(s-3)=s^3-3s^2-4s+12}

Step-by-step explanation:

s^2-4=s^2-2^2=(s-2)(s+2)\\\\\text{used}\ a^2-b^2=(a-b)(a+b)\\\\s^2-5s+6=s^2-2s-3s+6=s(s-2)-3(s-2)=(s-2)(s-3)\\\\\text{Therefore}\ LCD(s^2-4,\ s^2-5s+6)=(s-2)(s+2)(s-3)

4 0
3 years ago
I’m so confused. can someone please help
lilavasa [31]

Answer:

k = - 6

Step-by-step explanation:

Given a function f(x), then a horizontal translation parallel to the x- axis is denoted by

f(x + k)

If k > 0 then shift of k units left

If k < 0 then shift of k units right

Here the shift is 6 units to the left, from 4 to - 2, hence

k =  6

3 0
3 years ago
The perimeter of a rectangular painting is 262 centimeters. If the width of the painting is 59 centimeters, what is its length?
Liula [17]
The formula of the perimeter of a rectangle is 2l+2w so look at the photo
3 0
3 years ago
One cold night the temperature was 0 degrees at 8 p.m. The temperature dropped at a constant rate from 8 p.m. to midnight. At mi
aliina [53]

Answer:

- 4.2 degrees

Step-by-step explanation:

If the drop was from temp 0 at 8 pm to temp -16.8 at midnight (4 hours later)

then,the drop is given by the rate: -16.8/4 = - 4.2 degrees per hour

Therefore, at 9 pm the temperature was:

0 degrees - 4.2 degrees = - 4.2 degrees

5 0
3 years ago
Read 2 more answers
Select all the values of x from this list that make the inequality <br><br><br> FOR POINTS!
denis23 [38]
The answer would be A D E
8 0
3 years ago
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