Whats 12 to the power of 2 - 7 to the power of 9-(3x5 to the power of 2

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?