find x if (-1/2) -19÷(-1/2) 8=(-1/2) -2x+1
Answers
Answered by
10
Step-by-step explanation:
-1/2 -19 ÷ (-1/2) 8 = -1/2 -2x +1
-1/2 - 19 × -2× 8 = -1/2 + 2/2 -2x
-1/2 + 304 = 1/2 -2x
607/2 =1/2 -2x
607/2 -1/2 = -2x
606/2 = -2x
303 = -2x
x = -151.5
Answered by
7
Answer:
(-1/2)^-19÷(-1/2)^8 =(-1/2) ^-2x+1
Step-by-step explanation:
(-2)^19×(-2)^8=(-1/2) ^-2x+1
19+8=-(2x+1)
27=2x-1
27+1=2x
x=28/2
=14
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