Answers by Rafael Carvalho
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Answers by Rafael Carvalho

Answers by Rafael Carvalho
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Help on this question please ?
answered Mar 21, 2022
7 votes
10.4k views
Ifa rock had 80 radioactive atoms in it when it was formed and it now has 20 radioactive elements in it, how old is the rock?
answered Feb 7, 2022
6 votes
105k views
Pls help. Abcdefghijklmnopqrstuvwxyz?????
answered Jan 21, 2022
7 votes
76.5k views
Consider the line 9x+5y=6 What is the slope of a line parallel to this line? What is the slope of a line perpendicular to this line?
answered Dec 4, 2021
5 votes
127k views
Three changes that will affect future careers include_ changes. a. legal, technological, and ethical b. global, social, and typical c. global, technological, and social
answered Nov 27, 2021
4 votes
57.9k views
A person pushing a bin with 45 N of force slides the 3 kg plastic bin on a rough surface with friction. The plastic bin is moving with a constant velocity. What is the net force acting on the box?
answered Nov 25, 2021
5 votes
202k views
Factor the expression 3x +9 The factored expression is.... ​
answered Oct 7, 2021
1 vote
194k views
What is meant by amoeba and what is the name of its parts​
answered Sep 7, 2021
3 votes
112k views
Evaluate the following expression: -2|9|. 18 -11 -18 11
answered Jun 25, 2021
6 votes
53.5k views
Sword is mightier than pen explain​
answered May 13, 2021
2 votes
37.1k views
A sinus is defined as?
answered Apr 25, 2021
7 votes
81.0k views
Why is it difficult to discuss sex-related topics?
answered Mar 31, 2021
1 vote
35.3k views
mike walks dog to earn money. he ears $4.50 per dog. how many will he need to walk to earn at least $75??
answered Mar 27, 2021
7 votes
103k views
What did the large states gain from the connecticut compromise?
answered Mar 17, 2021
5 votes
30.1k views
What is the discriminant of the quadratic equation 9x squared + -12x + 4 equal 0
answered Nov 29, 2020
7 votes
66.6k views
PLZ HURRY IT'S URGENT!!!!!!!! Which pair of numbers is relatively prime? A. 10 and 27 B. 10 and 35 C. 10 and 48 D. 10 and 70
answered Aug 25, 2020
6 votes
137k views
Three bacteria are ina dish. Each hour the number of bacteria increases by four. If at the end of the first hour there are 12 bacteria, how many bacteria are there at the end of the next three hours?
answered Jul 29, 2020
5 votes
62.1k views
Find the third angle of a triangle if two of it's angles are equal to: 50° and 30°
answered May 9, 2020
3 votes
74.8k views
The accented syllable of a word is usually indicates orally by___? A. A pause B . A change of pitch C. Punctuation
answered Feb 15, 2020
5 votes
145k views
I just dont understand this question​
answered Jan 12, 2020
3 votes
37.4k views
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