Which of the following shows 9x^2y - 4x + 3y^3x - 2y^2 written in standard form? a. 9x2y - 4x + 3y3x - 2y2 b. 3y3x - 2y2 + 9x2y - 4x c. 9x2y - 4x - 2y2 + 3y3x d. 3y3x + 9x2y - 2y2 - 4x
mathematics

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