Answer:b
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
The area is calculated by length×width. In this case you don't know the length or width precisely so you say 2w (squared) because it's the width×width and you subtract 19 because then you actually have width×length.
Answer:
4
Step-by-step explanation:
Make the 10% a decimal
.10
Then multiply it by 40
.10*40
You get 4
The answer would be B -- 45
Answer:
No
Step-by-step explanation:
(5,3) may work for the 2nd equation, but that is not true for the 1st one, thus it can't be your solution
Hope this Helps, Have A Great Day, And Your Welcome!