The small rectangle was blown up by 5 times to turn into the bigger rectangle to put x5 in the box =)
The additive inverse of a complex z is a complex number

so that

Finding

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Tags: <em>complex number additive inverse opposite algebra</em>
Answer:
b=-1
Step-by-step explanation:
-7+b=-8
Add 7 to each side to isolate b
-7+7+b=-8+7
b = -1
Answer:
10 pounds for $4.99
Step-by-step explanation:
If you multiply the 5 pounds for 2.69 by 2, you would get 10 pounds of hamburger for 5.38 which is more than 4.99