Question

1) t-8z, -5t2z, -5z Add
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Answer 1

Answer:

(t-8z) + (-5t2z) + (-5z) = (-6t15z)

this is the answer

Answer 2

$t - 8z - 5t2z - 5z = 0$

$t - 10tz - 13z = 0$