Answer:
Step-by-step explanation:
hello :
the opposite of +(+15) is : +(-15)
the opposite of -(-24) is : +(-24)
Answer:
11,
Step-by-step explanation:
the two lines makes it positive, and so 5+6= 11
Let w be the width;and 2w-3 be the length. Then:
w(2w-3)=27
2w²-3w-27=0
(2w-9)(w+3)=0
w=9/2 or -3
The width is 9/2 ft, the length is 6
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