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What must be subtracted from 5x + 2y -7 to get -2x + 4y - 3?

Sagot :

Answer:

5 x + 2 y - 7 - 2 x + 4 y - 3

5 x + 2 y - 7  - 2 x + 4 y - 3

3 x + 6 y - 7t2 - 3