Question

What must be added to 5a -3b + 2c to get 3a - 4b + 7c

Answer 1

Answer:

let it be d.

d + 5a - 3b + 2c = 3a - 4b + 7c

d=3a - 4b + 7c -( 5a - 3b + 2c)

d= 3a - 4b + 7c - 5a + 3b - 2c

d = -2a + b + 5c

I hope this helps...

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