Answer:
Last one:
2 x + 4 y = 6. 3 x minus 4 y = 9.
Step-by-step explanation:
2x + 4y = 6
3x - 4y = 9
4y = 3x - 9
2x + 3x - 9 = 6
5x = 15
x = 3
4y = 3(3) - 9
4y = 0
y = 0
Only one solution, which is (3,0)
Answer:
standard deviation- you can see how far each number varies, on average, from the average value of the list
median- calculates the average of the two numbers in the middle of a set of even count of numbers
mode- this function shows the most frequency occurring number in a set of numbers
rank- with this function you can determine the position of a number in an unarranged array or set
Step-by-step explanation:
i took the test
John has 17000 - 2500 = 14500 left to pay after the down payment
Then add on the finance charges 14500 + 4900 = 19400
The total of $19400 is to be paid over 60 monthly instalments, so John will be paying 19400÷60 = $323.30 per month
48. 6 legs x 8 ants = 48 legs.
The answer to this equation would be -8/35
