@MATH: SOLVE THE FOLLOWING SYSTEMS BY ELIMINATION METHOD.
1.x+y=2
2x-y=4
2.2x+y=14
x-y=4
3.p+ q=-2
q=p+10
@BIOLOGY: GROUP ASSIGNMENT:
BRING THE FOLLOWING MATERIALS AND PLACE THEM IN VIALS OR ANY SMALL, CLEAR BOTTLES.
1.SALT
2.ASCORBIC ACID TABLET OR SYRUP
3.TOOTHPASTE
4.VINEGAR
5.COFFEE
6.SIMECO TABLET OR ANY ANTACID
leomar Q.
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