2 answers:
Answer:
Yes
Step-by-step explanation:
-1x is a short notation for -1 * x. the "-" can stand for -1
So it would be (-1) * (1) * x
-x is also -1 * x
By the identity property of multiplication, a number x 1 remains the same number.
So it would be -1 * x, which is the same as -1 * x, so they're equal.
Answer: yes!
Step-by-step explanation:
Any variable that doesn’t have an integer in front of it, it is implied that it is a (1). Ex: x or -x is the same as 1x or -1x
You might be interested in
(-35-42-63)/7= (-140)/7=-20
Answer: 152 units square 2
Step-by-step explanation:
Answer:
PEMDAS
P- Parenthesis
E- Exponents
M- Multiplication
D- Division
A- Addition
S- Subtraction
The first step or what you solve first is parenthesis
Answer:
Step-by-step explanation:
1 21v - 21
2 3n - 12
3 48x + 18
4 -3b + 9