Question

Look at this equation.2t = 10Solve for t. Which of the following can you use to make sure your answer is correct? Question 2 options:Substitute 5 for t in the equation 2t = 10.Substitute 5 for t in the equation t = 5.Substitute 2 for t in the equation t = 5.Substitute 2 for t in the equation 2t = 10.

Answer 1

Substitute 5 for t in the equation 2t = 10.

1) To solve this equation the way it is requested, we need to think of how many times t is equal to 10.

2) So we can write out the following:

`\begin{gathered} 2t=10 \\ 2(?\text{)}=10 \\ 2(5)=10 \\ 10=10\: True! \end{gathered}`

3) Thus, the answer is:

Substitute 5 for t in the equation 2t = 10.