Answer:
x = x+9
Step-by-step explanation:
well that is the only way you can do it as we do not know about what x is. also, if you meant by x + (x*9), you can represent that as x*10
Answer:
1800
Step-by-step explanation:
61 around to 60 and 29 rounds to 30. so
60 ×30=1800
Answer is to the question is 20
Answer:
Option b
Step-by-step explanation:
A function is even if and only if f(-x) = f(x).
This means that there is the same value of y for
and for 
Where
is any point belonging to the function .
Therefore you must select a graph whose ordered pairs are of the form
and 
Therefore the correct answer is option b. Assume that each box in the graph equals 1 unit. Then, for x = 2 y = -3 and for x = -2 y = -3. Then it is shown that the function is even.
Answer:
810
Step-by-step explanation: