3 years ago

Which system is most easily solved by graphing and why?

Mathematics

1 answer:

inn [45]3 years ago

8 0

Answer:

System A should be solved by elimination because you can easily cancel out the 3m to solve.

System B should be solved by substitution. Since the an equation for the y value is given, you can easily substitute it into the other equation.

System C should be solved by graphing. You don't have to worry about any slopes or intercepts to graph. You can graph it using only whole numbers.

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At a store 30 pieces of candy cost a total of $2.40 each piece of candy cost the same amount what is the total cost of 4 pieces

uysha [10]

Answer:

0.32

Step-by-step explanation:

First you divide 2.40 by 30 and then it gives you the cost of each individual piece of candy.then you multiply 4 by that amount.

6 0

3 years ago

Think about using decimal models to show 6.84

trapecia [35]

6 wholes, and 84/100 of one.
6 and 84/100.
not sure what the rest of question is.