What is the variable in the following problems? Ex: 12t - 8t = -52 t = -13

1. 6(x-2) = -18

2. -8(y + 9) = -40

3. The perimiter of a parallelogram is 102 feet. The top measures 3m and the side measures m. What is M?

Find the cosine function that is represented in the graph.

Acircle has a circumference of 28.36 units what is the diameter of the circle

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