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Liono4ka [1.6K]
3 years ago
7

plez help me it comes with 98 points ill even mark your answer as the brainliest plzz i really need the answer

Mathematics
2 answers:
Serga [27]3 years ago
8 0

Answer:

100 dollars per book

Step-by-step explanation:

1 divide

2 multiply

3 add

Keith_Richards [23]3 years ago
4 0

Answer:

a = 100

b = 5

Step-by-step explanation:

Just plug this into the equation it shows:

R(1) = (500 + (100)(1)) (50 - (5)(1))

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What is the step by step equation to solve 5 (y + 2/5) = -13
Temka [501]

5( y + 2/5) = -13

Distribute the 5 by multiplying the 5 by each term inside the set of parentheses:

5y + 2 = -13

Subtract 2 from both sides:

5y = -15

Divide both sides by 5:

Y = 3

The answer is y = 3

4 0
3 years ago
2. Simplify:<br> b. 3(2x + 4y)
Nutka1998 [239]

Answer:

(6x+12y)

Step-by-step explanation:

answer is helpful or not

3 0
3 years ago
Read 2 more answers
Rewrite the equation by completing the square. 4 x^2 +20 x +25 = 0
Sav [38]

Answer:

x=-5/2

Step-by-step explanation:

4 x^2 +20 x +25 = 0

x^2+5x=-25/4

(b/2)^2=(5/2)^2

x^2+5x+25/4=0

(x+5/2)^2=0

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(Hope this helps)

6 0
3 years ago
Confused on this part
Andre45 [30]

Answer:

The first 2 and the last one

Step-by-step explanation:

You need to have an input per output, and to choose one or multiple the need to have a continuous pattern. Ex.+5 ad -2 on both sides every time would be a linear function.  

6 0
2 years ago
The perimeter of a rectangle is 70cm.<br> Its shortest side has a length of 10cm.
Andre45 [30]

Answer:

l=25 cm

Step-by-step explanation:

The perimeter of a rectangle

2(l+w)=70 cm

(l+10)=70/2

l=35-10

l=25

Note : you have no question. So I just assume it

8 0
2 years ago
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