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arlik [135]
3 years ago
10

HELP PLEASE

Mathematics
1 answer:
oee [108]3 years ago
6 0
Using a graph tool

case 1) 
2x-y=-13
y=x+9

the solution is the point (-4,5)
see the attached figure N 1

case 2)
y=3x-7
y=2x-5

the solution is the point (2,-1)
see the attached figure N 2

case 3)
3x+2y=10
6x-y=10

the solution is the point (2,2)
see the attached figure N 3

case 4)
y=6
x=-5
the solution is the point (-5,6)
see the attached figure N 4

case 5)
4x-3y=5
3x+2y=-9
the solution is the point (-1,-3)


case 6)
x+y=7
x-y=-1
the solution is the point (3,4)

the answer in the attached figure



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Choose the equation below that represents the line passing through the point (-2, -3) with a slope of -6. (1 point)
wolverine [178]

Answer:

the last one

Step-by-step explanation:

plug in -2 for x and -3 for y

8 0
2 years ago
A flat rectangular piece of aluminum has a perimeter of 64 inches. The length is 8 inches longer than the width. Find the width.
denpristay [2]

Answer:

w = 12

Step-by-step explanation:

W=48/4

W=12 ANS. FOR THE WIDTH.

L=12+8=20 ANS. FOR THE LENGTH.

PROOF:

2*20+2*12=64

40+24=64

64=64

7 0
3 years ago
Pl help it’s for a grade
allsm [11]

Answer:

(^6√x^5) (√y)

(The 6 belongs in the left on top of the square root btw)

For x the 6 moves to the front of the square root while the 5 becomes the power of x.

For y, the power to the 1/2 is the same as a square root.

5 0
3 years ago
Please help? I'm. terrible at these
kykrilka [37]
13.5 = 30% of 45
4.5 = 15% of 30
4.6 = 23% of 20
4.2 = 60% of 7

Hope this helps!!
3 0
3 years ago
Find the perimeter of the figure
Naddika [18.5K]
Perimeter of the arc = 1/2 πD
Perimeter of the arc = 1/2 x π x (16 x 2) 
Perimeter of the arc = 50.27mm (Nearest hundredth)

Perimeter of the figure = 50.27 + 20 + 20 = 90.27mm 

------------------------------------------------------
Answer: Perimeter = 90.27 mm
------------------------------------------------------
6 0
3 years ago
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