What is the solution to the following system? 3x+2y+7=7, 5x+5y+4z=3, 3x+2y+3z=1 show your work .

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for

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