1) The sum of the digits in a 2 digit number is 7. Reversing the digits increases the number by 9. What is the number?
1 answer:
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1.4L : 4.9L
=2L : 7L
=2L : 7L
Answer:
• The function is a linear function
• The function changes at a constant rate
Step-by-step explanation:
A graph of the function shows it to be a straight line (linear function). Such a function always changes at a constant rate. The line goes downward to the right, so the function is a decreasing function.
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"changes at a constant rate" and "linear function" are two different ways of saying the same thing: the graph of the function is a straight line.
