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topjm [15]
2 years ago
5

Sole the following: [3x2²+12x(-2)]+7[8-(4-9)] Help me, please!!!

Mathematics
1 answer:
cestrela7 [59]2 years ago
3 0

step by step you can ask about anything you dont understand

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alan bought 3 pencils and a notebook. the notebook cost $6, and he spent a total of $12. how much did each pencil cost?
Step2247 [10]

Answer:

Step-by-step explanation:

3x+6=12

-6. -6

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Each penicillin cost 2 dollars

6 0
3 years ago
What is the measure of angle 1?
S_A_V [24]

Answer:

44

Step-by-step explanation:

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3 years ago
Erica measures the mass of a steel ball several different times. If Erica's results are highly precise, this must mean that A. m
zysi [14]
C is the answer you are looking for.
8 0
3 years ago
Find the center, vertices, and foci of the ellipse with equation x squared divided by 400 plus y squared divided by 625 = 1
Inessa05 [86]

Answer:

x^2/400 + x^2/625

(x-0)^2/400) +(y-0^2/625)

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y= 25

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The correct answer is c=-5

(-5,0)

(5,0)

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
A bicycle has a listed price of $519.95 before tax. If the sales tax rate is 9.75% , find the total cost of the bicycle with sal
jek_recluse [69]
Youre finding 9.75% of 519 you know its going to be near 50 dollars
your answer is 50.695125
or 50.70$ tax
519.95+50.7 = 570.65$ total
7 0
3 years ago
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