3 years ago

Which equation represents a line that is perpendicular to the line with equation y=2x-8? Select all that apply

Mathematics

1 answer:

lianna [129]3 years ago

8 0

Answer:

B, C, E

Step-by-step explanation:

you need to find lines whose slope is the negative reciprocal of the slope from the line you are solving for. in this case, all lines with the slope -1/2 are Perpendicular to a line with the slope of 2

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What number makes (x+1)(x+2) equal 9

RideAnS [48]

Answer: 1 and 5

Step-by-step explanation:

Why I chose 1 and 5 because I thought of adding 1+1 and get 2 then add 5+2 equals 7 then add 2+7 and get 9

Hope this helps!

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4 years ago

X^2 +7x = 0 solve for all values of x by factoring

Lady bird [3.3K]

Answer:

x=0, x=-7

Step-by-step explanation:

x(x+7)=0

Solution 1:

x=0

Solution 2:

x+7=0

x=-7

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3 years ago

Each baseball team has nine players and each football team has eleven players. Six schools have both baseball and football teams

jolli1 [7]

156 players in all ten schools

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3 years ago

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Amanda drove 355 miles using 17 gallons of gas. At this rate how many gallons of gas would she need to drive 284 miles?

Allushta [10]

355 miles/17 gallons ≈ 20.88 miles per gallon
284 miles ÷20.88= 13.6 gallons needed

7 0

3 years ago

Andy wants to be able to do a 180 degree turn on his skateboard. He can now do a 120 degree turn. How many more degrees does he

elena-14-01-66 [18.8K]

Answer: $60^{\circ}$

Step-by-step explanation:

Given

Andy wants to turn $180^{\circ}$ on his skateboard

Currently, he can make a turn of $120^{\circ}$

The difference between the required and current turn degree meets his goal i.e.

$\Rightarrow 180^{\circ}-120^{\circ}\\\Rightarrow 60^{\circ}$

Thus, he needs to turn by $60^{\circ}$ to meet his goal

8 0

3 years ago