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dedylja [7]
3 years ago
9

I need help with 7-10 please!

Mathematics
1 answer:
Evgesh-ka [11]3 years ago
6 0
7:
3/8 = 6/x
3x = 48
x = 16

8:
4/5 = (x+7)/40
160 = 5x + 35
5x = 125
x = 25

9:
3/8 = 12/(x-3)
3x - 9 = 96
3x = 105
x = 35

10:
4/1 = (3x+6)/x
4x = 3x + 6
x = 6
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15 POINTS PLEASE HELP!!
True [87]

Answer:

7.07

Step-by-step explanation:

Find vertices D with desmos (it's 2,-4).

Use the distance formula or diagonal=a√2 (d=5√2)

Multiply them and get 7.07.

Since the vertices forms a square, all sides are the same length which is 5.

Also you bca kid rt?

5 0
3 years ago
acrobats and clowns converged on the center ring in the ratio of 3 to 5.if a total of 72 acrobats and clowns performed in the ce
scoray [572]

Answer:

Step-by-step explanation:

29.7

3 0
3 years ago
5m - 2 ≤-14 or -2m ≤ -15
Vera_Pavlovna [14]

the solution for the inequalities 5m - 2 ≤-14 or -2m ≤ -15 is m ≤ - 2.4 or m ≥ 7.5.

First inequality:

5m - 2 ≤ - 14

Add 2 to both the sides:

5 m - 2 + 2 ≤ - 14 + 2

5 m ≤ - 12

Divide both sides by 5:

5 m / 5 ≤ - 12 / 5

m ≤ - 2.4

Other inequality:

-2m ≤ -15

Divide both sides by 2:

-m ≤ -7.5

m ≥ 7.5

So, we get:

m ≤ - 2.4 or m ≥ 7.5

Therefore, we get that, the solution for the inequalities 5m - 2 ≤-14 or -2m ≤ -15 is m ≤ - 2.4 or m ≥ 7.5.

Learn more about inequalities here:

brainly.com/question/25275758

#SPJ9

Your question was incomplete, Please refer the content below:

Solve the inequalities:

5m - 2 ≤-14 or -2m ≤ -15

4 0
1 year ago
Simplest form 816/10
Anna35 [415]
It’s 408/5 in the simplest form. To find the answer just divide the numbers.
6 0
3 years ago
Jason is covering an ottoman with fabric. The ottoman is in the shape of a rectangular prism that is 37 cm long, 21 wide, and 30
GrogVix [38]

Answer:

4,257 m²

Step-by-step explanation:

step 1

Find the lateral area of the rectangular prism (ottoman)

The lateral area is

LA=PH

where

P is the perimeter of the base

H is the height of the prism

Find the perimeter of the base P

P=2(37+21)=116 cm

we have H=30 cm

<em>Find the lateral area</em>

LA=116(30)=3,480 m²

step 2

Find the area of the top of the ottoman

B=37*21=777 m²

step 3

we know that

The fabric needed to cover the sides and top of the ottoman is equal to sum the lateral area plus the area of the top

3,480+777=4,257 m²

7 0
3 years ago
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