441,848 views
28 votes
28 votes
Y-3x=15 what’s the matching y value when x=4

User WarHog
by
2.8k points

1 Answer

22 votes
22 votes
27
You can just put 4 in parentheses where x is, so the equation would be y-3(4)=15, or y-12=15. If y when 12 is subtracted from it equals 15, then it would be 12+15, or 27.
User Roger Sanders
by
3.6k points
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