Simplify the expression. show your work. 3x(11 – 5x)

-15x^2 +33x

Step-by-step explanation:

3x(11 – 5x)

Distribute the 3x

3x*11 -3x*5x

33x-15x^2

-15x^2 +33x

isaiah walks 3 miles due north, turns and then 5 miles due east. how far is he from his starting point?

a^2 + b^2 = c^2

let c = distance from starting point.

(3)^2 + (5)^2 = c^2

9 + 25 = c^2

34 = c^2

sqrt{34} = sqrt{c^2}

sqrt{34} = c