\left[x \right] = \left[ -3+\frac{3\,y}{2}\right][x]=[−3+23y] this is answer
There's only information to answer question C.
We can only know that 32 marbles were chosen. (yellow and black)
Why?
To answer the first two questions (a and b), we need to know the total number of marbles, so, we can only answer the last question (c).
We know that 7/10 of the 20 yellow marbles were chosen.
So, calculating we have:

Also, we know that 18 black marbles were chosen, so, the total of marbles chosen is equal to 32 (yellow marbles and black marbles)

Have a nice day!
The expression that can be used to represent the number of pears that can be bought with d dollars is d(c/5)
<h3>How many pears can be bought with d dollars?</h3>
The first step is to determine the price of one pear. This can be determined by dividing c cents by 5 pears.
Cost of one pear = c/d
The second step is to multiply the cost of one pear by d dollars: d(c/5)
To learn more about division, please check: brainly.com/question/13281206
Answer:
5, 240
Step-by-step explanation:
Answer:
Place the f(x) expression 2x-3 into the x in the g(x) expression 4x+5, so it will be 4(2x-3)+5; you can expand it out if you want