Solue simultaneous
2y-x=4
2x+3y-x+4y=17...
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Find the area of a parallelogram with base 15 yards and height 21 2/3
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Mathematics, 21.06.2019 20:00
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
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Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?
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