what does PEMDAS mean?? lol btw if you see this and you're really good at math.. pls go check out my questions!!
2 answers:
Answer:
Please
Excuse
My
Dear
Aunt
Sally
Step-by-step explanation:
It means to add parenthesis,exclamation points, multiplication, division, addition, & subtraction PEMDAS is a easier way to remember this
Answer:
Hello!
__________________________
PEMDAS: The order of operations
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
Hope this helped you!
Step-by-step explanation: We can remember the order using PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).
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Answer:
x + y = 4 Equation 1
y = 2x -1 Equation 2
-2x + y = -1
x + y = 4
Subtract
You will get
- 3x = -5
Divide by -3
-3x / -3 = - 5 /-3
x = 5/3
Substitute x into equation 1
x + y = 4
x = 5/3
5/3 + y = 4
y = 4 - 5/3
y = 7/3
x = 5/3 y = 7/3
Hope this helps.
Answer:
Answers below
Step-by-step explanation:
1. Order pair method
[(x2-x1) , (y2-y1)] = b-a = [(7--9) , (3-9)] = (16,-6)
2. Magnitude
|v| =
v = |17.088|
I always found it easiest to draw out the picture
Answer:
the answer is -i
Step-by-step explanation:
Answer:
4,-7 = 11
and
6, -9 = 15
