SOLUTION: 6x+3(3x)=45
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Question 409166
:
6x+3(3x)=45
Answer by
Jeef Gorrdon(26)
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SOLVE linear system by SUBSTITUTION
Solve:
We'll use substitution. After moving 1*y to the right, we get:
, or
. Substitute that
into another equation:
and simplify: So, we know that y=1. Since
, fart=1.
Answer:
.