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Aneli [31]
3 years ago
12

If the cost of a notebook is 2x-3 and the cost of a pen is x-4, what is the cost of 3 notebooks and 5 pens?

Mathematics
1 answer:
AlekseyPX3 years ago
7 0

Answer:

notebook=3 pen =1

Step-by-step explanation:

plug in the numbers in the equation. 2(3)-3 2*3=6 6-3=3

(5)-4=1

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HELPPPPPP math please only correct answer i beg you
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Answer:

the area is 15

Step-by-step explanation:

if you split this shape into a triangle and a square, the triangle would measure with a legnth og 4 and a with of 3, which = 12 and then you divide by 2 to = the triangles area(6) then you add tht to the area of the square 3*3=9. so the answer would be 15

8 0
3 years ago
Tom saves $5 each month. at this rate, how many months will he need to save $20?
alexira [117]
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5 0
3 years ago
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Sue Has 44 Rib bones on display. there are 22 on the right side and 22 on the left on the right of its body on the right side 9/
Murljashka [212]

Answer:

18/44

Step-by-step explanation:

To turn 9/22 into something over 44, we need to figure out what to multiply it by.

44 / 22 = 2.

Multiply 9/22 by 2:

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4 0
3 years ago
When evaluating (6x+9)^2 - 5 for x = 1, the given value of 1 is substituted for what part of the expression?
Naya [18.7K]
The correct answer would be C. The variable
5 0
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The expression 120-15x represents how many invitations Luanne has to address after x days. The expression 120 + 15(7-x) represen
Aloiza [94]

Answer:

not possible.

Step-by-step explanation:

number of invitations luanne  has to address after x days = 120-15x

number of invitations  Darius has to address after x days =  120 + 15(7-x)

so, if the number of invitations should be the same for both of them,

we have to equate their number of invitations

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subtracting 120 from both the sides,

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adding we 15x on both sides, we wont find any solution for x.

so, this isnt possible or the question must be wrong.

8 0
3 years ago
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