Jessica purchases 4 of the same type of scented candles, each of which are on sale for $2 off. After the discount was applied, the total cost for the candles is $19.00. What is the regular price of each candle?

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Having a hard time understanding this question (see attachment).