Sarah wants to purchase a prepaid Starbucks card for her daughter worth $200. Her daughter spends $40 each week in gas. Write an equation to represent y, the balance on the card after each week, x

(hurry! ) which expression is equivalent to the following complex fraction?

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

Pls math have no ideamultiply and simppify. 2x^2y^3z^2 • 4xy^4x^2