Mathematics, 12.08.2020 08:01 haileesprague1578
ALGEBRAIC EXPRESSION 11. Subtract the sum of 13x β 4y + 7z and β 6z + 6x + 3y from the sum of 6x β 4y β 4z and 2x + 4y β 7. 12. From the sum of x 2+ 3y 2 β 6xy, 2x 2 β y 2 + 8xy, y 2 + 8 and x 2 β 3xy subtract β3x 2 + 4y 2 β xy + x β y + 3. 13. What should be subtracted from x 2 β xy + y 2 β x + y + 3 to obtain βx 2+ 3y 2β 4xy + 1? 14. What should be added to xy β 3yz + 4zx to get 4xy β 3zx + 4yz + 7? 15. How much is x 2 β 2xy + 3y 2 less than 2x 2 β 3y 2 + xy?
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ALGEBRAIC EXPRESSION 11. Subtract the sum of 13x β 4y + 7z and β 6z + 6x + 3y from the sum of 6x β 4...
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