Identify the lines that are perpendicular

y=-7;

y=1/5x-4;

x=-6;

y-4=-5 (x-3)

Explain stratified sampling?

Which of the following is equal to the rational expression when x ≠ 2 or 1 (x-1) (x+5) / (x-2) (x-1)

I'm having trouble with math? 40W when W = 0.5

Solution of 5|x| = 45

A backpack costs $18 and has 7 percent tax how much will shiela have to pay fro the backpack after tax

The Bundle family is traveling a total of 1,905 miles from their home to Florida for a summer vacation. They traveled 454 miles on Saturday, and 234 miles on Sunday. How many more miles do they have to travel to arrive in Florida?

Ashura has $50 in her savings account and deposits an additional $15 each week. Write an equation to model her savings, s, and solve for how many weeks it will take her to earn $110.

Kira, Bill, and Michael served a total of 134 orders Monday at the school cafeteria. Michael served 3 times as many orders as Kira. Bill served 9 more orders that Kira. How many orders did they each serve?

If x=7and = -2, determine the value of 6x-4y

Kitchen Length - 4cm Width - 3.5 cm. They both use the scale 1 cm : 1.5 m What were the original sizings of the length and width?