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steposvetlana [31]
2 years ago
5

a baby weights 7 pounds at birth. the table shows the birth weight after each month of life, up to six months​

Mathematics
1 answer:
BigorU [14]2 years ago
6 0

Answer:

they are adding by 7 because 6 +7=13

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6 0
3 years ago
in a certain chemical the ratio of zinc to Cooper is 4 to 19 A jar of the chemical contains 760 grams of cooper how many grams o
WARRIOR [948]
It contains 160 grams of Zinc. Given that, the ratio of Cooper is 19 to Copper grams of 760 grams. Divide 760 grams by 19 equals 40. Then just multiple 40 by the ratio of Zinc given of 4. Leading to an answer of 160 grams of Zinc.
6 0
3 years ago
Which of the sets of ordered pairs represents a function?
Marrrta [24]

Answer:

Set A

Step-by-step explanation:

By definition "a function may NOT have two y-values assigned to the same x-value, [but] it may have two x-values assigned to the same y-value."(https://mathbitsnotebook.com/Algebra1/Functions/FNFuncBasics.html)

Set A has follows this set of rules while Set B does not. Also if we graph it, Set B does not pass the vertical line test. (Learn about the vertical line test in the link below).

http://www.coolmath.com/algebra/15-functions/03-vertical-line-test-01

7 0
3 years ago
1) Jessica charges $8 an hour for babysitting
nordsb [41]
A. The independent variable is time, as time is manipulating the value of her salary.

b. The dependent variable is her cost because what she charges for babysitting depends on how long she works.

c. y = 8x
y = how much she charges for this job
8 = the amount she charges per hour
x = number of hours babysat
6 0
3 years ago
1/5x+y=2/5<br> 1/0x+1/3y=1/2
kkurt [141]
A) 
<span>|x + y = 5 </span>
<span>|2x - y = 7; </span>
<span>b) </span>
<span>|2x + y = 5 </span>
<span>|x - y = 2 </span>
<span>c) </span>
<span>|3x + y = 6 </span>
<span>|4x - 3y = -5 </span>
<span>d) </span>
<span>|1/(x - 1) = y - 3 </span>
<span>|x - y = -2 </span>
<span>e) </span>
<span>|(9x + 4y)/3 - (5x - 11)/2 = 13 - y </span>
<span>|13x - 7y = -8 </span>
<span>Answer: </span>c<span> and </span>e<span> has solution (1; 3)</span>
4 0
3 years ago
Read 2 more answers
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