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snow_lady [41]
3 years ago
15

Helpp!! :Edith babysits for x hours a week after school at a job that pays $4 an hour. She has accepted a job that pays $7 an ho

ur as a library assistant
working y hours a week. She will work both jobs. She is able to work no more than 16 hours a week, due to school commitments. Edith wants to earn at least $80 a week, working a combination of both jobs.
write an inequality to represent this
Mathematics
1 answer:
kkurt [141]3 years ago
6 0
X + y ≤ 16
4x + 7y ≥ 80
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Two shapes with equal perimeter are pictured below.
Radda [10]

Answer:

Measure of CD = 17 units

Step-by-step explanation:

Perimeter of a polygon = Sum of measures of all sides of the polygon

Perimeter of the given rectangle = 2(length + width)

                                                       = 2[(x + 3) + (2x - 1)]

                                                       = 2(3x + 2) units

Perimeter of triangle EFG = EF + FG + GE

                                           = (x - 7) + (4x - 8) + (3x + 1)

                                           = (8x - 14)

                                           = 2(4x - 7) units

Since, perimeters of both the figures are equal,

2(3x + 2) = 2(4x - 7)

3x + 2 = 4x - 7

4x - 3x = 7 + 2

x = 9

Measure of CD = (2x - 1)

                         = 2(9) - 1

                         = 17 units

6 0
3 years ago
Y=x+4<br> Y=2x+6<br> Solve for x and y
gladu [14]

Answer:

X = -2

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Step-by-step explanation:

Substitute y=x + 4 in the second equation to find x

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subtract x from both sides

4 = x + 6

subtract 6 from both sides

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put -2 in for x in the first equation

y= 2

7 0
3 years ago
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Answer:about 13%

Step-by-step explanation:

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150 : 6 = 25

25 is the monthly change
8 0
3 years ago
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Answer:

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Step-by-step explanation:

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