8. 2 subtracted from one-fifth of a number gives 1. Find the number.
9. If 33 is added to half of a number, the result is double the number. Find the numbe
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1/5x-2=1
1/5x=3
X=15
9. 33+x/2=2x
X=22
1/5x=3
X=15
9. 33+x/2=2x
X=22
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Step-by-step explanation:
8) 2 – 1/5×(X) = 1
X/5 = 1 – 2 = (–1)
X = –1 × 5 = (–5)
Therefore,X = (–5)
9) 33 + (1/2 × X) = 2X
(X/2) – 2X = –33
X/2 – 4X/2 = –33
–3X/2 = –33
3X/2 = 33
3X = 33 × 2 = 66
X = 66/3=22
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