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nikdorinn [45]
3 years ago
14

A student says that if 5x2 = 20, then x must be

Mathematics
2 answers:
aalyn [17]3 years ago
6 0
No I feel like it will = 4 because 5 x 4=20
Triss [41]3 years ago
6 0

Sample answer:

I disagree. If each side of the equation is divided by 5, the result is x2 = 4. By the square root property of equality, x = -2 or x = 2. So x could be -2 instead of 2.

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Leviafan [203]
All you gotta do is do 11.00 decided by .44 and it’s 25
8 0
3 years ago
Solve????????????????
tangare [24]

Answer:

4.6

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
a $1,000 savings account earns 2.3% interest compounded monthly. how long will it take to double the original investment?
Rudik [331]
It will take a total of 44 months
3 0
4 years ago
I need help with both of these someone please help me . you’ll get 20 brainly points !!
Orlov [11]

Answer:

First question: 42cm^2

Second question:

whole figure: 150 cm^2

blue part: 96cm^2

white part:54cm^2

Step-by-step explanation:

Lets do math:

look you gave me alot to do but lets go:

Question 1:

lets find the area of the whole rectangle without the parts taken away.

6*10-60

lets put that away for a little bit and move onto the empty space that we have to take away from the rectangle to get this shape.

im now going to subtract 2 from 10 to get 8. I did this to find out the a length

8*3=24

18 is the area of the shape that we have to subtract from the big rectangle

lets now take out the area we put away for a little while.

60-18=42

so 42 is the area of the first shape.

Question #2:

This problem needs multiple answers so lets get started.

first we need to find the area of the big rectangle.

10*15=150

lets put that away for a little bit.

now lets find the area of the little rectangle

6*9=54

to find the blue we have to subtract 54 from 150 which is 96

so now we have this:

area of the whole figure:150

area of the shaded rectangle inside (white): 54

area of the shaded rectangle (blue): 96

phew that was a lot of typing

the end

8 0
4 years ago
Evaluate a/b for a = 1/2 and b = -3/7 <br> Answers: <br> 3/14<br> -32/21<br> -3/14<br> -7/6
lapo4ka [179]
1/2 ÷ -3/7 = -7/6 The answer is -7/6
3 0
3 years ago
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