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Arisa [49]
3 years ago
10

I need help on 2- 4, I don’t understand..

Mathematics
1 answer:
JulijaS [17]3 years ago
6 0
The answer is -2, keep in mind when subtracting/adding intergers the big numbers sign always comes up not this case it was -4
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Homework problem #7: 24567389+35432611=what there is soo much regrouping, could someone show me how to do it?
Natasha_Volkova [10]

Answer:

24567389+35432611 =60000000

Step-by-step explanation:

Given

24567389+35432611 =

Required

Solve

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

<em>The numbers in parentheses are carried from previous sum</em>

Start from the right

9 + 1 = 10 \to Write 0, carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

                         0

8 + 1 + (1) = 10 \to Write 0 carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

                       0 0

6 +3 + (1) = 10 \to Write 0 carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

                   0 0 0

7+2 + (1) = 10 \to Write 0 carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

                0 0 0 0

6 +3 + (1) = 10 \to Write 0 carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

             0  0 0 0 0

5 +4 + (1) = 10 \to Write 0 carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

         0  0  0 0 0 0

4 +5 + (1) = 10 \to Write 0 carry 1

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

      0  0  0  0 0 0 0

2 +3 + (1) = 6 \to Write 6

  2 4 5 6 7 3 8 9

+ 3 5 4 3 2 6 1 1

----------------------------

 6  0  0  0  0 0 0 0

Hence:

24567389+35432611 =6  0  0  0  0 0 0 0

8 0
3 years ago
The point (5, -2) is rotated 90° about the origin. Its image is:
Morgarella [4.7K]
Image below, rotation for point (5,-2) gives you (2,5).

8 0
4 years ago
the perimeter of a rectangle is 210cm. the ratio of the width to the length is 3:4. what is the length of the rectangle?
sveta [45]

Answer:

length = 60 cm

Step-by-step explanation:

ratio of width : length = 3 : 4 = 3x : 4x

perimeter = (2 × width ) + (2 × length) = 6x +8x = 14x

now perimeter = 210, hence

14x = 210 ( divide both sides by 14 )

x = 15

hence length = 4 × 15 = 60 cm


4 0
4 years ago
The pentagon shown has 5 equal sides. The side lengths are represented by the expression 9k+4. What is the perimeter?
loris [4]
By that information only i would think the answer is 45k+20, sorry if that’s not right
3 0
3 years ago
Read 2 more answers
The Hot Summer Fair is coming to town! Admission to the fair costs $12.99 and each ride costs $1.75. You have $35 to spend at th
Anna [14]

As given,

Admission to the fair costs = $12.99

Cost of each ride = $1.75

Total money present = $35

Let the number of rides a person can take be x

Part A: The inequality that represents this situation is

35≤ 12.99 + x(1.75) where x represent the number of rides a person can take.

Part B:

Solving the equation we get,

35 = 12.99 + x(1.75)

1.75x = 35-12.99

1.75x = 22.01

x = \frac{22.01}{1.75}

x = 12.577

Hence a person can take upto 12 rides.


4 0
3 years ago
Read 2 more answers
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