David lives 3 2/3 miles from the lake. mariel lives2 1/2 times as far from the lake as david does.
how far from the lake does mariel live?
a.6 1/6miles
b.6 1/3miles
c.7 1/3miles
d.9 1/6miles

What is the expression in factored form? 225x^2 - 144 a. 9(5x+4)^2 b. 9(5x-4)^2 c. 9(4x+5)(4x-5) d. 9(5x+4)(5x-4)

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0