Answer:
A
Step-by-step explanation:
You can substitute 40 into c, work out the equation and you'll get $75 as the profit. Each candy bar is $2.5 so c would be the number of candy bars she sold.
Answer:
The system of this equation is ( -1, 10) which is Option A.
Step-by-step explanation:
Solve for y in the first equation.

Replace all occurrences of yy with -5x+5 in each equation.

Solve for x in the first equation.

Replace all occurrences of x with -1 in each equation.

The solution to the system is the complete set of ordered pairs that are valid solutions.
(−1, 10)
<u>Hence</u><u>,</u><u> </u><u>the</u><u> </u><u>system</u><u> </u><u>of</u><u> </u><u>this</u><u> </u><u>equation</u><u> </u><u>is</u><u> </u><u>(</u><u>-1</u><u>,</u><u> </u><u>10</u><u>)</u><u>.</u><u> </u>
<u>Option</u><u> </u><u>A</u><u>.</u>
Answer:
Multiply (x)
Step-by-step explanation:
If you multiply 15.5 x 3.90 it will give you the total amount of money Chris and Jeff earned.
Answer:
As it ایس the correct answer is 45
78
7.90
Answer:
1/600 or 0.00166666 in decimal
Step-by-step explanation:
6*10^-2=1/(6*10^2)=1/(6*100)=1/600