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fgiga [73]
3 years ago
12

Help please!!!!!!!!!!!!!!!

Mathematics
1 answer:
drek231 [11]3 years ago
4 0
The original side length was 12m therefore the perimeter was 36m. 12/4 is 3 so the perimeter is now 9, and the difference between them is 27.
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Plzz help me
Aleonysh [2.5K]
One solution. 

They have different slopes and therefore must have one solution.
3 0
3 years ago
Brady has $180 and makes $6 an hour. Nick has no money but makes $8 an hour.
a_sh-v [17]

Answer:

brady: y= 6h + 180

nick: y= 8h

Step-by-step explanation:

h in this situation is the same as x but I made it h to stand for hours worked

I'm also not sure if thats what you needed if not lmk

3 0
3 years ago
Read 2 more answers
Solve for x and y. Then find the measure of each angle.
aliina [53]

Answer:

x= 42

y= 23

Step-by-step explanation:

Set up a system of equations like this:

(4y-9)=(3x-43)

(2x+13)=(4y+5)

when two lines cross like this they form vertical angles, and vertical angles are always equal.

calculate the system of equations and you'll get x=42 and y=23

To find the measure of any of the angles just put x or y into the equation.

5 0
3 years ago
(x-2) is a factor of x^2-3x^2+kx+14. The value of k is?​
BartSMP [9]

Answer:

k = 5

Step-by-step explanation:

I will assume that your polynomial is

x^2 - 3x^2 + kx + 14

If x - a is a factor of this polynomial, then a is a root.

Use synthetic division to divide (x - 2) into x^2 - 3x^2 + kx + 14:

 2      /      1     -3     k     14

                        2     -2    2k - 4

         -------------------------------------

               1        -1    (k - 2)   2k - 10

If 2 is a root (if x - 2 is a factor), then the remainder must be zero.

Setting 2k - 10 = to zero, we get k = 5.

The value of k is 5 and the polynomial is x^2 - 3x^2 + 5x + 14

6 0
3 years ago
Can someone answer this !
rodikova [14]

Answer:

11253

Step-by-step explanation:

the steps are described in the picture above

6 0
3 years ago
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