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Natasha2012 [34]
4 years ago
7

Whoever gets it right ill reward brainlyess answer

Mathematics
2 answers:
zepelin [54]4 years ago
8 0
1. Set up a proportion:
18/1:90/x
2. Cross multiply:
18x=90
3. Solve:
90/18=5
5 hours
irga5000 [103]4 years ago
4 0
The correct answer is 5h
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F(x) = (x+2)2 (x-1) (x-3)2
makvit [3.9K]
Here u go for f(x) = (x+2)2 (x-1) (x-3)2

3 0
4 years ago
A cable company charges $75 for installation plus $20 per month. Another cable company offers free installation but charges $35
kifflom [539]
It would be 5 months because if you do 75 + 20x = 35x
15x = 75
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15 15
x = 5
3 0
4 years ago
Read 2 more answers
The sum of 3 consecutive odd numbers is 87, what are the numbers?
Nina [5.8K]

Answer:

The numbers are 28, 29 and 30

Step-by-step explanation:

We consider the first number as X, the second consecutive number is X+1 and the third is X + 2. The sum of these 3 numbers is 87, so:

X + X+1 +X+2 = 87    

3x + 3 = 87

We substract 3 on both sides of the equation

3x + 3 - 3 = 87 - 3

3x = 84

We divide by 3 on both sides

x = 28

This means our numbers are 28, 29 and 30

3 0
3 years ago
If triangle ABC with vertices A(-2, -5), B(-3, 2), and C (1, -2) a right triangle?
V125BC [204]
Hello :
<span>A(-2, -5), B(-3, 2), and C (1, -2) 
calculate : AB² , AC² ,BC²
</span> AB² = ( -3  +2   )² +  ( 2  +5  )² =50
AC² = ( 1  +2  )² +  ( -2  +5   )²  =18
BC² = (  1 +3  )² +  ( -2  - 2  )²  = 32
by petagor rule  :  AB² =  AC² + BC²....(<span>ABC is a </span>right triangle in : C )
7 0
4 years ago
Which point represents a solution to the system graphed below
zavuch27 [327]

Answer:

(2, -4)  and (6, 0)

Step-by-step explanation:

A solution to the system of the inequalities on the graph is any point found in the shaded region.

(0,0) is not

(1,-3) is not because its on a dashed line

(2,-4) YES

(6,0) YES

3 0
3 years ago
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