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Alex
3 years ago
12

Blake wants to break apart the 7 in 5 × 7. Complete the equation to show two different ways Blake could break apart the 7. Choos

e the numbers in the box. Numbers may be used more than once. 5 × 7 = 5 × ( 5 + _ ) 5 × 7 = 5 × ( __ + __ )

Mathematics
1 answer:
Aleks [24]3 years ago
5 0
5+2=7, so the first blank is 2. 
For the second blank, you just need two numbers in the box that when added, equals 7. (So 1,6 or 3,4)
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Use addition to show how to find 16-9
Daniel [21]
It would be 9 + x =16 
To solve it, subtract 9 from both sides of the equal sign
So (9+x)-9=16-9
Which is x=7, so the answer is 7.
4 0
3 years ago
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What is the volume of a rectangular prism with a length of 4 yards, width of 3 yards and height of 6 yards?
Lunna [17]
Volume= Length*Width*Height
V=(4)(3)(6)
V=72 yards cubed
The answer is A.
4 0
3 years ago
Which correctly describes a cross section of the right rectangular prism if the base is a rectangle measuring 15 inches by 8 inc
ki77a [65]

Answer:

The answer is 8 * 8 is the measurement of the cross section.

Again you give no options or integrity to your question with suggesting 3 options should be SELECTED that are not shown.

Step-by-step explanation:

You telling me im wrong you need to shape your question to make the difference in finding answers.

5 0
3 years ago
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Which of the following represents a valid first step to solving this system of equations using the substitution method?
Phoenix [80]

Answer:

2(2y - 1) - y = 7

Step-by-step explanation:

I guess the 2 equations are

2x - y = 7

x = 2y - 1

substitution message that you use one equation to express one variable by the other, and then you use that in the other equation to get one equation for one variable. then you solve for that, and use that result in the first equation to since for the second variable.

the equations are already defined that way, that the second equation directly defines x as an excision of y.

so, this needs to be used then in the first equation.

and that makes

2(2y - 1) - y = 7

the correct first step.

7 0
2 years ago
Carl earns $ 3.25 per hour walking his neighbor's dog. He walks them 1/3 of an hour in the norning and 1/2 of an hour in the aft
alekssr [168]
1/3 x 60 = 20 mins
Carl walks the dog for 20 mins in the morning.

1/2 x 60 = 30 mins 
Carl walks the dog for 30 mins in the afternoon.

20 + 30 = 50 mins
Carl walks the dog for 50 mins a day.

50 x 7 = 350 mins
Carl walks the dog for 350 mins a week.

Answer: 350 mins.
6 0
3 years ago
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