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Brilliant_brown [7]
4 years ago
11

Cual es el valor de la expression7×3²+3×7+6​

Mathematics
1 answer:
Julli [10]4 years ago
3 0

Answer:

90

Step-by-step explanation:

7 x (3x3) + (3x7) +6

(7 x 9) + 21+6

63 + 21 + 6

        90

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In a fruit cocktail, for every 30 ml of orange juice you need 20 ml of apple juice and 50 ml of coconut milk. What proportion of
Orlov [11]

30+20+50 = 100 ml total. 20 ml is orange juice.

So, 30/100 reduce by dividing top and bottom by 30 gives

3/10 is the proportion of orange juice in the fruit cocktail.

Hope this helps! :)

7 0
2 years ago
Read 2 more answers
NEED HELP ASAP!!!!!!!!
Sonja [21]

Answer:

$0.36

Step-by-step explanation:

How to calculate unit price:

unit price = total price divided by quantity (length in this case)

3.24 divided by 9 = 0.36

Best of luck :3

5 0
3 years ago
Find the x and y intercepts of -5x+y=10
liubo4ka [24]

Answer:

x-int: (2, 0)

y-int: (0, -5)

To find the x-intercept, substitute in 0 for y.

To find the y-intercept, substitute in 0 for x.

hope this helps please make mine the brainliest

7 0
3 years ago
jason says you can solve an inequality by replacing the inequality sign with an equal sign and putting it back in after solving
Dahasolnce [82]

Jason is incorrect, because inequality signs change when we multiply/divide by negative numbers, and we need to follow the signs to make sure we use the correct one.

<h3></h3><h3>Is Jason correct whit his claim?</h3>

Well, Jason says that you can solve an inequality by replacing the sign by an equal sign, solve the equation as you already have done a thousand times, and then put the inequality sign again.

Now, this is clearly incorrect, because inequalities have a really nice property. If you multiply or divide both sides of the inequality by a negative number, then the "direction" of the sign changes.

This means that if we have an inequality like:

-2x > 10

And we divide both sides by -2, we should get:

x < 10/-2

x < -5

Where the direction of the sign changed.

If you did what Jason said, the direction of that sign would not have changed, and thus, you would have got an incorrect solution for the inequality.

If you want to learn more about inequalities:

brainly.com/question/24372553

#SPJ1

4 0
1 year ago
What is the volume of this composite solid?
nikdorinn [45]

Answer:

224 cubic meters

Step-by-step explanation:

3*4=12 (for both triangles)

4*9= 36 36*5=180 (for the 5 rectangles)

4*4=16 16*2=32 (for both squares)

12+180+32=224

6 0
3 years ago
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