dinucorina34p5agzr dinucorina34p5agzr

08-03-2018
Mathematics

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find the value of 7×+2y when x=2and y=-9

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isabellabeq isabellabeq

08-03-2018

the answer should be -4,
7x2=14
2x-9=-18
14+ -18= -4

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