Asked by Sara

42=18t+4(t+5)

this confuses me am i supposed to find the answer to both of the (Ts)?
and how do i solve it

Answers

Answered by bobpursley
The variable t is listed twice, but it is the same.

for example,
3t+7t=10t

42=18t+4t+20
42=22t+20
22=22t
t=1
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