Please help, i need to write the equation of the trigonometric graph

X+ y = 5 ; x - y =3 solve using linear combination

Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a