Briana’s backsplash in her kitchen is made up of square tiles like the one below. The tiles are white with a black diagonal stripe. Which of the following would help her find x, the length of the black stripe? * Captionless Image

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

If a is a nonzero real number then the reciprocal of a is