Answer:
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Step-by-step explanation:
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If the room is 10 by 12 that means each wall is 10 by 12 (I'm assuming) so the area of each wall is 120 ft and since there are 4 of them the total area of the walls is 480 ft and if wallpaper costs 1.53 per ft, it costs 480 * 1.53 or $734.40
Hope this helps
Subtract 7 to 28 = 21 then divided by -3 = x= -7
The solution is in the attached file
Answer:is a rectangle
Step-by-step explanation: