−15y+7+17y=2y+70 How many solutions does it have?
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Answered by
3
the answer is 10.....
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Answered by
2
Only one solution
-15y+7+17y=2y+70
-15y+17y+2y=7+70
-15y+19y=77
4y=77
y=77/4
y=19.25
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