Answer:
6/7
Step-by-step explanation:
18/21 dollars is simplified when you divide the fraction by 3 on each number. So you get 6/7 of her money was spent.
Answer:
6
Step-by-step explanation:
3+3 = 6
Answer:
f^-1(x)=x/3+2/3
Step-by-step explanation:
If you do 81 x 9 which equals 729. If you want to check, you do 729 divided by 9 and you get 81.
Answer:
Step-by-step explanation:
The slope of y = -5/4x + 4 is -5/4. The y-intercept is 4.
The slope of y=3/2x-7 is 3/2. The y-intercept is -7.