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inessss [21]
3 years ago
6

Piper claims that 3(2a + 2) is equivalent to 5a + 6. She checks her claim by substituting -3 for a. Is Piper's claim correct? Wh

y or Why not?
Please Help SOS!!!
Mathematics
1 answer:
Paha777 [63]3 years ago
6 0

Answer:

Piper's claim is not correct.

Step-by-step explanation:

3(2(-3)+2) = 5(-3)+6

3(-6+2) = -15 + 16

-18 + 6 = 1

-12 = 1

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We can consider that a rectangle if rotated will form a cylinder.

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6 0
3 years ago
3. The price of a pair of shoes is $64.00 plus 9% sales tax. What is the sales tax on this pair of shoes in dollars and cents? A
Luden [163]

Step-by-step explanation:

To figure out this answer, you need to figure out how much 9% is in $64.00

  ?              9

-------   =   --------  

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Now to solve this you have to multiply diagonally and divide the neighbor

(let me explain)

basically in this case, you would multiply 64 and 9, then divide by 100

64 * 9 = 576

576 / 100 = <em><u>$5.76</u></em>

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In short: your answer is<em><u> 'A' $5.76</u></em>

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Hope this helps <3

8 0
3 years ago
Hey guys hope you can help me please I need a good geometry person it’s about reflections would not regret it
enyata [817]

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4 0
3 years ago
The interior angles of a triangle have measures k°, 27°, and 10°. What is the value of k? Enter your answer in the box.
Triss [41]
To find the measure of the third angle you should keep in mind the following:
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4 0
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