Answer:
21x
Step-by-step explanation:
2x²+5x-7
= 4x + 5x
= 9x - 7
= 2x
4x²+6x -3
=16x+6x
=22x -3
= 19x
2x + 19x = 21x
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Answers & Comments
Answer:
21x
Step-by-step explanation:
2x²+5x-7
= 4x + 5x
= 9x - 7
= 2x
4x²+6x -3
=16x+6x
=22x -3
= 19x
2x + 19x = 21x