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Can a have a male voice for making a video of a demonstration?

Please complete the remaining homeworks 12,13,14,15, and 16 and qu iz 8.

Whats the answer I keep getting it wrong on it 

All homework is done on ” My Math Lab”

I need initial post and 2 responses to classmates

If49x+51y=499,51x+49y=501, then find the value of xand y?