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Vsevolod [243]
3 years ago
7

12 problems in45 mins 20 problems in how much time

Mathematics
2 answers:
Harlamova29_29 [7]3 years ago
8 0

Step-by-step explanation:

well i think it would be 45÷12 and then your answer would be how many minutes per question and theres your answer. hope this helps

Anni [7]3 years ago
5 0

Answer:

75 mins or 1 hour 15 min :)

Step-by-step explanation:

You might be interested in
Guys I need help with this
Westkost [7]

Answer:

77

Step-by-step explanation:

10*2+9+3*4^2

10*2+9+3*16

20+9+48

20+57

77

6 0
3 years ago
Read 2 more answers
Question 8
Alenkasestr [34]

Answer:

The answer is A

Step-by-step explanation:

Using PEMDAS you answer parentheses first so

(8-5)2-(2+4) would then be

3*2-6 then you would multiply

6-6 and find the answer of

0

6 0
3 years ago
Help!! - 2.10 - (4 points)
Brrunno [24]

Answer:

Approach: Difference of Squares Pattern

4 {x}^{2}  - 25 = (2x - 5)(2x + 5)

Step-by-step explanation:

The given binomial is:

4 {x}^{2}  - 25

We can rewrite to obtain:

{(2x)}^{2}  -  {5}^{2}

This is a difference of two squares, so we will factor using difference of squares pattern.

Recall that:

{a}^{2} -  {b}^{2}   = (a + b)(a - )

If we let

a = 2x

and

b = 5

Then we can factor the given binomial to obtain:

{2x}^2 -  {5}^{2}  = (2x - 5)(2x + 5)

\therefore4 {x}^{2}  - 25 = (2x - 5)(2x + 5)

6 0
4 years ago
I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER
Vitek1552 [10]

Answer:

Step-by-step explanation:

The answer is 7, Because if AC is 12 the radius would be half of that and you would get 7.

Hope I helped.

6 0
2 years ago
Use the distributive property to remove the parentheses.
sergij07 [2.7K]

Answer:

3+2x

Step-by-step explanation:

Distribute the equation out.

1/4(12+8x)

(1/4*12)+(1/4*8x)

Multiple those out to get a new equation

3+2x

You cannot add those together because of the variable. Theres no way of knowing what x equals so this is as far as you can go therefor making the answer 3+2x

7 0
3 years ago
Read 2 more answers
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