Answer:
its d
Step-by-step explanation:
9 because a squre has equal sizes and area is leignth times width and 3 x 3= 9
Answer:
-60 and -28
Step-by-step explanation:
-60 + 42= -18
CHECK:
-42-18=-60
-56+-28=-84
CHECK:
-84+28=-56
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Answer:

Step-by-step explanation:
So just divide the areas by the length:

And that is your width.
Answer:
x=11
Step-by-step explanation:
7x-9-4(x-1)=28
7x-9-4x+4=28
3x-5=28
3x=33
x=11