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SpyIntel [72]
3 years ago
13

Please help someone please comment

Mathematics
1 answer:
dimaraw [331]3 years ago
6 0
#3 the answer is 4.
The reasoning for this is because x=-1 so if it is applied where x is at you have to subtract instead of multiplying in this equation. So 2xsquared is 2-1 which is 1. Same thing for 6x (6-1) which is 5. So the problem would end up being 1-5 which equals 4.
You might be interested in
-2/3x= -12 solve for x
kogti [31]

Answer:

The answer is 18

Step-by-step explanation:

5 0
4 years ago
the area of a rectangular decks is 680 square feet. the decks width is 17 feet. what is its perimeter ?
Ket [755]
The perimeter is 114 square feet. To solve this, first you divide 680 by 17, which equals 40. So the length is 40. The formula for perimeter is 2L+2W. This means you take the length and multiply it by 2, and do the same for the width, then add them together. So the equation would be:
2(40)+2(17)=Perimeter
80+34=Perimeter 
The final answer is 114 square feet.
4 0
3 years ago
Please help!! Due soon!! It's multiple choice!! Can you PLEASE try to show the work? I will give you brainliest!! Please answer
liberstina [14]
16)

(4x + 2) is equal to 150 because they are vertical angles. When two lines intersect, on the opposite sides of the x like these are will be equal to one another. So let’s make them equal to each other.

4x + 2 = 150

Subtract 2

4x = 148

Divide by 4

x = 37

So it will be A

17)

The two angles added up with each other

34 + 146 = 180

Since these two add up to 180 degrees, they would be supplementary angles.

So, H

18)

The two angles will make a 90 degree angle (as shown with the little box formed in the corner)

When angles add up to make 90 degrees, they will be complimentary angles.

So, C.
3 0
3 years ago
HELP I DON'T UNDERSTAND THIS!!!!!
vladimir2022 [97]

316


61+17+17+17+17+17+17+17+17+17+17+17+17+17+17+17

5 0
4 years ago
Read 2 more answers
Question
igor_vitrenko [27]

Answer: 7920

Step-by-step explanation:

Convert 600mph to feet per hour.

600 x 5280 = 3168000 feet per hour

Convert feet per hour into seconds  by dividing by 60 to get minutes and 60 again to get seconds.

3168000 / 60 / 60 = 880 Feet per second

Multiply by 9

880 x 9 = 7920 feet in 9 seconds

3 0
3 years ago
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