3 years ago

30. You can work at most 25 hours next week. You need to earn at least $85 to cover your gas and food

Mathematics

1 answer:

Varvara68 [4.7K]3 years ago

5 0

The answer is B. That’s the answer

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A string is cut into two pieces in the ratio 2 : 7. The difference between the lengths of the two pieces is 90cm. Find the lengt

Nataly_w [17]

Answer:the length of the shorter string= 36cm

Step-by-step explanation:

Let us assume the lengths are 2x and 7x since thery are in the ratio of 2 :7

Such that Length of the shorter string = 2x

and the longer string = 7x so that the difference in Length which is 90cm can be expressed as

7x- 2x= 90

5x= 90

x 90/5

x= 18

shorter string = 2 x = 2x 18= 36cm

Longer strring = 7x 18=126cm

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A consumer shops for a sofa. The store is having a 20% off sale on all furniture. What is the discounted, pre- tax cost of a sof

lakkis [162]

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Solve the system of equations by graphing. -x+y = -2 y = -1

Aleks04 [339]

Answer:

the solution is (9, -1).

Step-by-step explanation:

graph the two equations on a graphing calculator (i use a website called desmos) and the point of intersection is the solution.

i hope this helps! have a great day <3

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3 years ago

-4i+ 3i= i- 8+ 3i- 12

Thepotemich [5.8K]

Answer:

Step-by-step explanation:

-4i+3i=i-8+3i-12

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20=5i

20/5=i

4=i

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Graph the line with the equation y=-1/2x-3

GrogVix [38]

Like this? Brainliest if I got it? :) it’s ok if u don’t

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