simplify the expression and find the value when x=-2
2/(4×-1)+4(2×+1)
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12
ANSWER
- 4(2x−1)+3x+11
- =8x−4+3x+11
- =11x+7
- at x=2
- 11×2+7
- =29
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Answered by
1
Answer:
-2/21
Step-by-step explanation:
x=-2
2/(4x-1)+4(2x+1) = 2/[{4×(-2)-1}+4{2×(-2)+1}]
=2/[-8-1+4(-4+1)]
=2/(-9-16+4)
=2/(-21)
= -2/21
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