First you add all of the numbers up and then divide by how many numbers there are.
average = sum of data/number of data
Average = 152/20
Average = 7.6
Need more info,
But as 2 is the gradient, and 1 is the y-intercept. If you’re trying to find the value of y and x, sub 0 into x: y= 2(0) + 1
So y would equal 1
Then sub 0 into y: 0= 2x + 1
So x would equal -1/2
Answer:
Monthly payment-$67.78
Step-by-step explanation:
I didn't really know what you wanted so I just put that because that's the only thing to suit it but next time add in more information in your question please.
Answer:
Step-by-step explanation:
f(g(x))
g(x) = 7x -4
f(7x - 4) = 2(7x - 4) + 15 = 14x - 8 + 15 = 14x + 7