Mathematics

Mathematics, 26.10.2020 20:30, winstonbendariovvygn

I need help simplifying an expression: (13x + 21) - (5x - 9)

2

If you could walk me through the problem that would be very appreciated!

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I need help simplifying an expression: (13x + 21) - (5x - 9)

2

If you coul...

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