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VLD [36.1K]
3 years ago
11

When Tom found the difference -10 -(-3), he got -13. Complete the statement that explains what Tom

Mathematics
2 answers:
Orlov [11]3 years ago
3 0

Answer:

the answer is -30

Step-by-step explanation:

-10 is being multiplied to this minus '-'(-3).

so we get +10 because -×- is +.

then, +10 is being multiplied to -3 in which we get -30

zubka84 [21]3 years ago
3 0

Answer:

Tom forgot that 2 negatives make a positive

Step-by-step explanation:

I dont know

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What is the product as a sum for (x + 7)(2x – 5)
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Answer:

B

Step-by-step explanation:

u add both of the x's and add 7 and 2 then u times 7 and 5

8 0
3 years ago
Find the perimeter and the area of the figure. A right-angled trapezoid has a shorter base of 7 centimeters, longer base of 9.5
laila [671]

The given dimensions of 9.5, 6, 7, and 6.5 cm gives the following

perimeter and area of the trapezium.

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  • Area: <u>49.5 cm²</u>

<h3>How can the area and perimeter of the trapezium be found?</h3>

The perimeter of a trapezoid is given as follows;

Perimeter = The sum of the lengths of the sides

Which gives;

Perimeter = 6 + 7 + 6.5 + 9.5 = 29

The perimeter of the trapezoid =<u> 29 cm</u>

  • Perimeter: 29 cm

The area of the trapezoid is given as follows;

Area = \mathbf{ \dfrac{Sum \ of \ the \ parallel \ sides }{2} \times Height}

Which gives;

Area = \dfrac{7 + 9.5 }{2} \times 6 = 49.5

The area of the trapezoid = 49.5 cm²

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Learn more about the area and perimeter of geometric shapes here:

brainly.com/question/359059

brainly.com/question/11461461

8 0
2 years ago
What is the value of y:35x+120y=500
Vladimir79 [104]
To get y you can move the x's to one side, so 120y=500-35x
then you can isolate the y, y= 500/120-35x/120

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3 years ago
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A train is moving at a uniform speed of 68 km per hour. How far will it go in 15<br>minutes?<br>​
o-na [289]

Answer:

17 km per hour

Step-by-step explanation:

60/4 = 15

68/4 = 17

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3 years ago
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