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PLEASE SHOW WORK Solve using substitution y=x+1 3x-y=9

PLEASE SHOW WORK Solve using substitution y=x+1 3x-y=9
asked 88.1k views
1 vote
PLEASE SHOW WORK
Solve using substitution
y=x+1
3x-y=9

asked
User Mouad EL Fakir
by
8.6k points

1 Answer

4 votes

Answer:

X=5 Y=6

Explanation:

3x-(x+1)=9

3x-x-x=9

2x=10

X=5

Plug 5 in for X: Y=5+1=6

answered
User Ankur Aggarwal
by
8.1k points
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