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sasho [114]
3 years ago
12

15. Add [-6 -2 2] + [-3 2 1]. O A. [-3 0 3] O B. [-9-3-5] C. [-6 0 3] D. 1-9 0 3]

Mathematics
1 answer:
ycow [4]3 years ago
6 0

Answer: The answer is D

Step-by-step explanation: Combine the terms that are in the same position in the brackets. -6 and -3, -2 and 2, etc.

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Preston started the summer owing $15 to his brother and $20 to his sister. He earned $75 mowing lawns, and paid his brother and
joja [24]

Answer:

$75 - $15 - $20 = $40

Step-by-step explanation:

Given that:

Money owed by Preston to his brother = $15

Money owed by Preston to his sister = $20

Total money earned by Preston = $75

Now, the money is paid back that he owed to his sister and brother.

To find:

The expression to represent the amount of money left with Preston after clearing all his dues?

Solution:

Once Preston pays back the money that he owed to his brother and sister, he will not have all $75 left with him.

He will have lesser amount of money.

Money left with Preston = Total money earned by Preston - Money owed to brother - Money owed to sister

Putting the values given as per the question statement, we get:

Money left with Preston = $75 - $15 - $20 = $40

Therefore, the expression to represent the amount of money left with Preston =<em> $75 - $15 - $20 = $40</em>

8 0
3 years ago
last week Sharon mother ordered 60 roses for her shop. This week she will order 5 times as many roses. How many roses will she o
ella [17]
The solution is 60x5 (with expression) (not sure so maby you should check other people's question first then compare to mine)
7 0
3 years ago
Given the equation AX+C=R, solve for X
Vinil7 [7]

Answer:

  x = (R -C)/A

Step-by-step explanation:

The variable X is multiplied by A and the product has C added. Undo these operations in reverse order: subtract C, then divide by A. Of course all operations are done to both sides of the equation.

  AX +C = R

  AX = R -C . . . . . .subtract C

  X = (R -C)/A . . . . divide by A

7 0
3 years ago
Need help please thanks
tekilochka [14]
I'm guessing d b are equal and a and c are equal or I don't think we would be able to solve so going on that
if angle d is 57 angle b must also be 57
A parallelegram has angles that add up to 360
So 360= 57+57+2c
Solve
360=114+2c
-114 both sides
246=2c
÷2 both sides
123=c
6 0
3 years ago
How to find R^2 from r^2=-0.32
evablogger [386]

r^2=-0.32

in order to remove the square, you need to find the square root of -0.32

r^2=-0.32

r

5 0
4 years ago
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