Answer:
x=3
Step-by-step explanation:
plug F(2) for x
2(2)^2-5
2^2=4
2(4)-5=x
8-5=3
Answer:
It would make it 3x
Step-by-step explanation:
4x is just a simplified version of 4 multiplied by x
4*x-x wouldn't equal 4 because you aren't following
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
(PEMDAS)
Answer:
321
Step-by-step explanation:
Well, I know to find the mean you add all the numbers and divide it by how many numbers there were, so I'm guessing you just do that with the stem and leaf plot. I hoped this helped a bit
Answer:
I had x to be 2
Step-by-step explanation:
a square has all it side to be equal
so 10x=6x+8
you will group like terms 10x-6x=8
4x=8 you divide both side by the coefficient of x which is four so X=2