Find the measure of arc eb.
circle a is intersected by line cd at points d and e and line cb at point b, forming angle ecb outside of the circle, the measure of angle ecb is 25 degrees, arc eb is 4x plus 16 degrees, and arc db 7x plus 6 degrees.
25°
96°
118°
146°

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?