Select the statement that best justifies the conclusion based on the given information. if x + y = z and x = y, then the conclusion is x + x = z.

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

Find solution of the linear equation y = 2/3x + 1/3

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =