I need help with my test plz real answers

X2 + y 2 = 36 x + y = 6 solve the system of equations.

The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 13-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250