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anzhelika [568]

3 years ago

9

Mrs. o'Brien bought 50 new books for the school library if mrs. o'Brien puts 9 books on each shelf, how many shelves will she ne

ed?

2 answers:

nikitadnepr [17]3 years ago

8 0

Answer:

she needs 6 shelves

Step-by-step explanation:

Vedmedyk [2.9K]3 years ago

7 0

Answer:

6 shelves

Step-by-step explanation:

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R/19 > -1<br> please help solve for R

pantera1 [17]

Answer:

Step-by-step explanation:

$\frac{r}{19}>-1$

Multiply both sides by 19

$\frac{r}{19}*19>-1*19 \\\\r > -19$

8 0

3 years ago

A cell phone retailer used a mark-up rate of 60% on a cellphone case that originally cost $5. To find the new price of the case

sweet-ann [11.9K]

Answer:

$8

Step-by-step explanation:

5 increase 60% =

5 × (1 + 60%) = 5 × (1 + 0.6) = 8

7 0

3 years ago

A business owner pays $1,200 per month in rent and a total of $120 per hour in employee salary for each hour the store is open.

Angelina_Jolie [31]

Answer: I'm pretty sure it's 200x - 120x = 1,200

Step-by-step explanation:

7 0

3 years ago

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Experts/ace/geniuses

ASHA 777 [7]

B,D is the answer for your question

7 0

3 years ago

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If f(x) = 3x2 + 2 and g(x) = x2 – 9, find (f – g)(x).

hoa [83]

Answer:

2x^2 +11

Step-by-step explanation:

f(x) = 3x^2 + 2 and g(x) = x^2 – 9

(f – g)(x) = 3x^2 + 2 -( x^2 – 9)

Distribute the minus sign

3x^2 + 2 - x^2 + 9

Combine like terms

2x^2 +11

8 0

3 years ago