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Mathematics
EdAnakalea
Sep 19, 2019, 4:45:40 PM
15
Solve by either substitution or elimination. { 6x − 3y = 15 7x + 4y = 10
+1
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1
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LeHerms
Sep 19, 2019, 6:14:07 PM
* eq 1 by 4 and eq 2 by 3 and add 24x-12y=60 21x+12y=30 45x=90 x=2 y=-1
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