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Effectus [21]
3 years ago
13

HELPPPPPPPPPPPPPPPPPPPPPPP

Mathematics
2 answers:
amid [387]3 years ago
6 0

30

I DONT KNOW BUT THAT'S MY ANSWER HOPE IT HELP

trapecia [35]3 years ago
6 0

Step-by-step explanation:

Is it +30 or - 30

If it was -ve under root it will be complex or imaginary number but it is a easy question

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What is the horizontal distance between (−5/3, -2) and (4, -2)?
Nataly [62]

Answer:

-2?

Step-by-step explanation:

use y2-y1 over x2-x1 to find the answer. So you would do -2--5/3 over 4--2. The two negitives turn into a positive. SO it is now -2+5/3 over 4+2. -2+5/3= -1/3 over 4+2=6 it is now -1/3/6 which equals -2. So I think the answer is -2.<u> I do not know if you should trust me on this but I tried. </u>

6 0
3 years ago
65.877 rounded to the nearest 10th
Kitty [74]
The answer is 65.9 because the place right after the decimal is the tenths place
5 0
3 years ago
20% of a store’s sale are toys. If the store sells $1,200 in toys during one month, what are the store’s total sales?
hjlf

Answer:

$6000

Step-by-step explanation:

20%= 1/5

So you know that $1,200 is 1/5 of the total amount the store made in one month. To find the total amount you need to multiply 1,200 by 5.

1200*5= 6000

4 0
3 years ago
A college parking lot is 140 ft long and 90 ft wide. The college wants to increase the area of the lot by 29% by adding strips o
Novay_Z [31]
The initial dimenssions of the park lot are:

length: 140 ft
width: 90 ft

initial area: 140 * 90 = 12,600 ft^2

Area increased 29% = 12,600 * 1.29 = 16,254 ft^2

width of the strips: x

New length: 140 + x

New width: 90 + x

New area: (140+x)(90+x) = 16,254

Solution of the equation:

12600 + 230x + x^2 = 16254

=> x^2 + 230x - 3654 = 0

Use the quadratic formula.

x = {-230 +/- √[ 230^2 - 4*1*(-3654) ]} / 2 =

x = 14.92

The other solution is negative so it is discarded.

Answer: 15 ft


 
5 0
3 years ago
Find the slope of the line through each pair of points.<br> (-2, -12) and (-18, -12)
Jobisdone [24]

Answer:

0/16

Step-by-step explanation:

you use the equation y2-y1/x2-x1 so -12-(-12) which is 0 then do -18-(-2)=-16 so the slope is 0/-16

4 0
3 years ago
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