Fine the point of intersection using the substitution method. 4x - 7y = 20 And x- 3y = 10 please help me

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

One positive number is 9 more than twice another. if their product is 95, find the numbers

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?