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tankabanditka [31]
1 year ago
13

(45x + 52y) + (-5x + 40y) A.50x + 92y B.40x + 92y C.40x + 12y D.50x + 12y

Mathematics
1 answer:
vesna_86 [32]1 year ago
8 0
= 45x + 52y -5x + 40y
= 45x - 5x + 52y + 40y
= 40x + 92y

the answer is B
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Answer:

30m^3 cubic units.

Step-by-step explanation:

Let m represent length of the rectangular prism.

We have been given that the width of a rectangular prism is six times its length, so width of the prism would be 6m.

We are also told that the height is five times its length, so height of the prism would be 5m.

We know that volume of rectangular prism is height times width times length.

\text{Volume of rectangular prism}=lwh

\text{Volume of rectangular prism}=m\cdot 6m\cdot 5m

\text{Volume of rectangular prism}=30m^3

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3 years ago
Find the area of the circle with the given radius or diameter. Use pi = 3.14. d = 10 A =
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The formula in computing the area of the circle is:

A = pi (r)^2

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Since you are only given the diameter of the circle, you have to solve for its radius. The radius of the circle is half its diameter. Therefore, the radius of the circle is 5 (10/2).

Now, you substitute the measurements to the formula:

A = 3.14 (5)^2

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3 years ago
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The sales tax in your city is 8.8%, point, 8, percent, and an item costs $63$, before tax.
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You would pay $5.54 on that item.

Step-by-step explanation:

Given,

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Keywords: percentage, division

Learn more about percentages at:

  • brainly.com/question/1836777
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i am going to say number 1 even though they all sound right hope i helped <3

Step-by-step explanation:

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3 years ago
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Answer:

the integer is 5

Step-by-step explanation:

x^2+3(x+1)=43

x^2+3x+3=43

x^2+3x+(9/4)=43-3+(9/4)

(x+(3/2))^2=42 1/4

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check:

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