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ki77a [65]
2 years ago
15

5x-3y when x=7 and y=-8

Mathematics
1 answer:
I am Lyosha [343]2 years ago
5 0
5 (7) - 3 (-8)

35 - -24

Because two negatives equal a positive the subtraction sign will change into an addition sign.

35+24

So your answer will be 59.

Hope this helped :)
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