find x= (5/7)^6 ×(7/5)^-9=(5/7)^3x
Abhishek474241:
hhh
Answers
Answered by
0
Answer:
1. Simplify: (4x2 - 2x) - (-5x2 - 8x).
Solution:
(4x2 - 2x) - (-5x2 - 8x)
= 4x2 - 2x + 5x2 + 8x.
= 4x2 + 5x2 - 2x + 8x.
= 9x2 + 6x.
= 3x(3x + 2).
Answer: 3x(3x + 2)
wrong
Answered by
1
30/7 X -42/5 = 15X/7
.*. -1200/35 = 15X/7
.*. x = 7 x -1200 / 35x15
.*. x = -8400 / 525
.*. x = -16
Hence, value of x = -16
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