Answer:
7. Option B:40 is the correct answer.
8. Option D: y = 40x+75 is the correct answer.
Step-by-step explanation:
Given that:
Charges per hour = $40
Fee charged by repairman = $75
x = number of hours
y = total fee
According to given statement;
y = 40x+75
The standard equation is
y = mx + b
On comparing;
Slope of the line is given by m, therefore
Slope = m = 40
Hence,
7. Option B:40 is the correct answer.
8. Option D: y = 40x+75 is the correct answer.
Answer: 28
Step-by-step explanation: 3(28)- 21=63
My answer is 8 . Please check the answer.
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The answer is C
5.76 x 10 ^3 means you move the decimal 3 times:
57.6> 576.0> 5760
