4- [5x - (2x - 3)] = 9x - (x + 4)
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Answered by
1
Answer:
[5x-(2x -3)]=9x-(x+4)
5x-2x+3=9x-x-4
3x+3=8x-4
8x-3x=3+4
5x=7
x=7/5
Answered by
6
Step-by-step explanation:
4x2 - 2x) - (-5x2 - 8x)
= 4x2 - 2x + 5x2 + 8x.
= 4x2 + 5x2 - 2x + 8x.
= 9x2 + 6x.
= 3x(3x + 2).
Answer: 3x(3x + 2)
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