Select the expressions that are equivalent to 7t + t. t + 7+ 9t +8 t + 8

Answer:
t + 7t
Explanation:
Given the below expression;
[tex]7t+t[/tex]Adding the above, we'll have;
[tex]7t+t=8t[/tex]Let's go ahead and see which of the given expressions in the question are equivalent to 8t.
1. t + 7t;
[tex]t+7t=8t[/tex]We can see that (t + 7t) is equivalent to (7t + t) since they both give 8t as the result.
2. 9t is not equivalent to 8t.
3. t^8 is not equivalent to 8t
4. t + 8 isn't equivalent to 8t.