Find the complete factorization of the expression. 16xz + 20yz a) 4z(4x + 5y) b) 4xy(4z + 5z) c) z(16x + 20y) d) 4(4xz + 5yz)

Ineed to know the answer to this algebra question.

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250

Need solving this 2nd limit problem.