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ivann1987 [24]
3 years ago
7

If 1 cm = 200 meters, how many meters is 4.2 cm

Mathematics
2 answers:
sergejj [24]3 years ago
7 0

Answer:

0.042

Step-by-step explanation:

olga nikolaevna [1]3 years ago
5 0

Answer:

840

Step-by-step explanation:

1cm=200m

200 × 4.2=x

840=4.2

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PLEASE HELP! i have a couple minutes left
swat32

Answer:

1.8

Step-by-step explanation:

slope formula: (y2-y1)/(x2-x1)

(86-32)/(30-0)

54/30

1.8

8 0
3 years ago
Read 2 more answers
Erin discovered a relationship between numbers. The Venn diagram shows how Erin sorted a group of numbers. Using the Venn diagra
lakkis [162]

Answer:

W

Step-by-step explanation:

On the venn diagram, you can see that everything in the W section is a multiple of 7. Everything in the Z section is an even number and everything in Y(the middle section) is both an even number and a multiple of 7. Since 49 is a multiple of 7 but not an even number, it would go in the W section.

8 0
3 years ago
Use perfect square factoring patterns<br> y^2 + 16y + 64 = 0
Pepsi [2]

Arrange your given equation to resembles the form
a^2 +2ab+ b^2 because this equals (a+b)^2

So we get:
y^2+16y+8^2=0

Now compare
y^2+16y+8^2 to a^2 +2ab+ b^2

So we got
y^2+2•8 y+8^2=0 which equals (y+8)^2






8 0
3 years ago
What is the complete factorization of x^2+4x-45?​
erma4kov [3.2K]

Answer:(x-5)(x+9)

Step-by-step explanation:

You want two numbers that can give you -45 in multiplication and two numbers that can add to 4 and that is -5 and 9.

5 0
3 years ago
Read 2 more answers
2/3x+4=3/5x-2? What’s the formula? Step by step? How do u do this?
Talja [164]

-90

Step-by-step explanation:

2/3x+4=3/5x-2

2/3x – 3/5x = -2 – 4

LCM for 5 & 3 is 15 so we can use it on the two fractions;

10/15x – 9/15x = 1/15 x

1/15x = -6

x = - 6 * 15

x = -90

Learn More:

For more on dealing with fractions check out;

brainly.com/question/1878884

brainly.com/question/10879215

#LearnWithBrainly

6 0
3 years ago
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