10 Advanced Algebra questions

please answer all of 10.

thanks

\fThe sum of two numbers is 63. The larger number is 7 more than the smaller number. What are the numbers? Larger number: [I Smaller number: [I The Barnes family and the Smith family each used their sprinklers last summer. The water output rate for the Barnes family's sprinkler was 20 L per hour. The water output rate for the Smith family's sprinkler was 25 L per hour. The families used their sprinklers for a combined total of 55 hours, resulting in a total water output of 1225 L. How long was each sprinkler used? Barnes family's sprinkler: I] hours Smith famil 'ss rinkler: hours y p H Clear 1 Undo I. Aldo can choose Plan A or Plan B for his long distance charges. For each plan, cost (in dollars) depends on minutes used (per month) as shown below. A y 42 Plan A 39 36- Plan B 33- 30 Cost (in dolla rs) 27- 24- 21-- 18-- IS- 12- x | . . . | l l l | l l l | | l > 0 25 50 75 100 125 150 175 200 225 250 275 sou 325 350 375 Minutes used (per month) (a) If Aldo makes 100 minutes of long distance calls for the month, which plan costs more? 3 Plan A 3 Plan B How much more does it cost than the other plan? $ll (b) For what number of long distance minutes do the two plans cost the same? I] If the time spent on long distance calls is more than this amount, which plan costs less? 0 Plan A 0 Plan B VItHNI VVUIKEU EXGIIIIJIU E Graph the system below and write its solution. 2x+y=6 1 +1 Note that you can also answer "No solution" or "Innitely many\" solutions. \\ How do I draw a line? Help View worKea Example 15" Solve the compound inequality. 4x2518 and 3x+3>9 Graph the solution on the number line. XX How do I enter my solution? Illllllllllll -11-10-9-8-7-6-5-4-3-2-10 1 Solve the compound inequality. 2y+3