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Artyom0805 [142]
3 years ago
12

What is the factor for 30n-40

Mathematics
1 answer:
nikitadnepr [17]3 years ago
7 0
Factor: 
<span>30n - 40 = 10(3n - 4)

hope it helps</span>
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Which ordered pair would form a proportional relationship with the point graphed below? On a coordinate plane, a line with negat
avanturin [10]

Answer:

Answer:

(5, 20)  

Step-by-step explanation:

We can find the slope of the line

m = (y2-y1)/(x2-x1)

   = (40-0)/(10-0)

   = 40/10

   =4

Since the line goes through (0,0) the y intercept is 0

y = mx+b

y = 4x

Lets check the points  by substituting into the equation

40, 10)     10 = 4*40   10 =160  no

(–5, –10)    -10 = 4*-5    10 = -20   no

(5, 20)       20 = 4*5    20 = 20  yes

(–10, –20)    -20 = 4*-10    -20 = -40   no

Step-by-step explanation:

Which ordered pair would form a proportional relationship with the point graphed below? On a coordinate plane, a line with negative slope goes through points (negative 20, 10), (0, 0), and (20, negative 10). (10, –20) (–30, 20) (–10, 5) (35, –20)

4 0
2 years ago
Read 2 more answers
A rectangle has an are of 36in squared. write an equation to show how length varies inversely the width. what is the equation li
Tju [1.3M]
L*W= 36
Rewrite to get:
l = 36 / w or w = 36 / l
Either one show =s the inverse relationship between w and l
Equation for x and y graph:
y = 36 / x


5 0
2 years ago
If the volume is 400 in. cubed and height is 5 in. The width is 8 in. What is the length
makvit [3.9K]

Answer:

its 10 in

Step-by-step explanation:

∵∴∵∴∵∴∵∴∵        

⊕ΘΞΠΤ⊕        

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6 0
3 years ago
A 30cm board is cut down to be 25.5 cm. What is the percent decrease in length?
zmey [24]
Okie, so percent decrease is the amount loss divided by the original number and multiplied by 100 to find the percent. This is because you are finding the amount loss in terms of the total amount - percent basically.
The amount loss : 4 feet
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8 0
2 years ago
Sorry for lack of a better picture, I really really need help please!
Black_prince [1.1K]
B. 6.72the answer is B 6.72
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2 years ago
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