2 years ago

I need help someone?

Mathematics

1 answer:

Mama L [17]2 years ago

8 0

Answer:

Graph A proportional graph B not proportional graph C not proportional

Step-by-step explanation:

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What is the result of subtracting the second equation from the first? <br> -4x-2y=-2<br> x-2y=9

diamong [38]

Answer:

x=2.2

y=-3.4

Step-by-step explanation:

subtract the second from the first

-5x=-11

x=2=2

substituting by x in the first equation

so y=-3.4

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2 years ago

melissa can earn $18 each time she cuts grass. if she cuts the grass x times, write an expression that shows how much she will e

Alborosie

18x

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2 years ago

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vovangra [49]

Answer:

The volume can be found by multiplying these two numbers, which is

65/4 x 1/2

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2 years ago

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Which expression is equivalent to (3b + 2r) + (4b + r)?

Mice21 [21]

(3b + 2r) + (4b + r)

3b+4b +2r+r

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Choice B

4 0

3 years ago

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A watch manufacturer believes that 60% of men over age 50 wear watches. So, the manufacturer took a simple random sample of 275

Gemiola [76]

Answer:

the percentage of men over 50 who wear watches are 61.82%

Step-by-no step explanation:

first just multiply 275 the number of people over 5o then divide it by .6 to get 165 is the answer

i hope this is correct

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3 years ago