Are the two expressions equivalent?
Expression A: 11z+9z
Expression B: (11+9) z
A.
No, because for z = 5, the value of Expression A is 100 and the value of Expression B is 64.
B.
No, because for z = 5, the value of Expression A is 64 and the value of Expression B is 100.
C.
Yes, because for z = 5, the value of Expression A is 100 and the value of Expression B is 100.
D.
Yes, because for z = 5, the value of Expression A is 64 and the value of Expression B is 64.
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