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NeX [460]
3 years ago
9

Mark each! Of the following equations as true or false. Explain or showing your reasoning!

Mathematics
1 answer:
Airida [17]3 years ago
8 0

Answer:

False

True

True

Step-by-step explanation:

Multiplying add exponents

Divide subtract exponents

Exponent multiply exponents

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Anya contributed $1,200 toward the purchase
makvit [3.9K]

Answer:

Parent's share would be : 28%

Step-by-step explanation:

Cost of the computer = $2000

Anya's share = $1200

Brother's share = $240

Parents paid rest. That will be : 2000 - 1200 - 240 = $560

Percentage of parents share :

                                             \frac{560}{2000} \times 100 = 28 \%

4 0
3 years ago
When b > 0 and d is a positive integer, the expression (3b)^2÷d is equivalent to what?
tensa zangetsu [6.8K]
9x squared over d 
hope this helps:)
5 0
3 years ago
What is 1÷ (3/4) = ?
Valentin [98]

Answer:

Step-by-step explanation:

You can get your calculator to do this for you. 3 ÷ 4 = 0.75

1 ÷ 0.75 = 1.3333

or you can divide by 3/4 by hand

1

----

1

=====

3

-----

4

1        *     4

---  -----------  ====== 1.33333

1        *     3      

4 0
3 years ago
Solve for x7(x 2) (x 5)44O -16
babymother [125]
7(x + 2) = 6(x + 5)

7x + 14 = 6x + 30    |subtract 14 from both sides

7x = 6x + 16    |subtract 6x from both sides

x = 16
3 0
3 years ago
What radical expression is not simplified?
rodikova [14]
B 2/10 is not simplified because you can divide each number by 2 reducing it to 1/5.
5 0
3 years ago
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