Is x+y=7 and x-y=9 parallel, perpendicular, or neither

Mr. Antoine use 3/8 of a tank of gas each week to drive to and from work. how many tanks of gas does Mr Antoine use in 8 weeks

What is the following sum? 2 (3/16x3y) + 4 (3/54x6y5)

29 40 40 40 40 41 51 56 62 63 whats the interquarile range

Factor the expression x2 - 5x - 24

Which statements about quadrilaterals are true? Choose all answers that are correct. A. A square is always also a parallelogram. B. A parallelogram is always also a rectangle. C. A rhombus is always also a trapezoid. D.

Question: An emperor penguin is 45 inches tall. It is 24 inches taller than a rockhopper penguin. Write and solve an equation to find the height (in inches) of a rockhopper penguin. Is your answer reasonable? Explain.

A person has eaten 2/5 of a cake. When his family comes he wants to split it even with 10 people. How much of the cake will each person get.

2. Determine whether each of these sets is finite, countably infinite, or uncountable. For those that are countably infinite, exhibit a one-to-one correspondence between the set of positive integers and that set.

Jason eats 10 ounces in 5 days, how many pounds will he eat per day

What is the value of x and the length of segment DE? 10x + 15 = 9 (9) x = Length of = units