Answer:
the equation should be A, 13+t=17
which means t=4
Explanation:
13+4=17 which checks our work that the answer should be 4.
you can also do: 17-13 which also gives you 4, if this way is easier for you.
thank you! hope this helps :D
t = 4
13 + t = 17
13 + 4 = 17
An easier way to solve a question like this is to subtract the number given by the answer.
Example:
17 - 13 = 4
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