Substitute 3y - 4 for x in the second equation and then solve it for y.
6y - 8 - y = 7
5y = 15
y = ?
Then use either equation to solve for x.
x=3y-4
2x-y=7
solve as a set/substitution.
2 answers
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drwls!!!!!!!!!!!!!
drwls!!!!!!!!!!!!!