Homework Help: 5th Grade Math

Posted by Alex on Tuesday, January 22, 2013 at 5:09pm.

Glenda bought z containers of laundry detergent at $9 each.
She gave the cashier $50.

a. Find the change Glenda received in terms of z.

b. If z = 3, how much change did Glenda receive?

5th Grade Math - bobpursley, Tuesday, January 22, 2013 at 5:13pm
well 50-9times z or = 50-9*z
so that is thhe change: 50-9z
if z=3,
change=50-27=23 dollars
5th Grade Math - Ms. Sue, Tuesday, January 22, 2013 at 5:15pm
a.
50 - 9z =

50 - (9 * 3) = 23
5th Grade Math - ashleigh, Thursday, January 31, 2013 at 4:03pm
dont know dont understand

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