Answer:
For non-negative integers yes, it's 10 symbols.
Step-by-step explanation:
The symbols are the digits! 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.
Please note, that to represent negative numbers we use an additional symbol - and a . for fractions. I'm pretty sure the question is about the basics of the decimal system and the ten digits though.
Answer:
C) -1.3
Step-by-step explanation:
|a| + b
Substitute a = -1.4 b = -2.7
|-1.4| + -2.7
Absolute values are positive
1.4 -2.7
-1.3
Email the teacher and see if she can check it at a later time
I will assume that by "Evaluate 8(7x--3) when x=9" you meant:
"Evaluate 8(7x-3) when x=9."
First, substitute 9 for x in 7x-3: 7(9)-3 = 60. Rewrite the problem as:
8(60). Multiply. Answer: 480