Select the correct difference. -3z 7 - (-5z 7) 2z7 8z14 -2z7 2z
2 answers:
-3z^7 - (-5z^7) = -3z^7 + 5z^7 = 2z^7
Answer:
.
Step-by-step explanation:
Given : 
To find : Select the correct difference.
Solution : we have given
.
Open the parenthesis
.
By the rule ( + - = -) .
.
Therefore,
.
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