Solution 2.2:1c - Revision history

Tek at 13:19, 23 September 2008

2008-09-23T13:19:01Z

←Older revision		Revision as of 13:19, 23 September 2008
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-	Because there is an	+	Because there is an ''x'' on both the left- and right-hand sides, the first step is to subtract ''x''/3 from both sides,
-	~~<math>~~x~~</math>~~	+
-	on both the left- and right-hand sides,	+

-	~~the first step is to subtract~~	+	{{Displayed math\|\|<math>\tfrac{1}{3}x-1-\tfrac{1}{3}x=x-\tfrac{1}{3}x</math>}}
-	<math>{x}/{3}\;</math>	+
-	~~from both sides,~~	+

		+	so as to collect ''x'' on the right-hand side

-	<math>~~\frac{1}{3}x~~-1-\~~frac~~{1}{3}x~~=x-~~\~~frac~~{1}~~{3}x~~</math>	+	{{Displayed math\|\|<math>-1=\tfrac{2}{3}x\,\textrm{.}</math>}}

		+	Then, multiply both sides by 3/2,

-	~~so as to collect~~	+	{{Displayed math\|\|<math>\tfrac{3}{2}\cdot (-1) = \tfrac{3}{2}\cdot\tfrac{2}{3}x\,,</math>}}
-	<math>x</math>	+
-	~~on the right-hand side~~	+

		+	so that 2/3 can be eliminated on the right-hand side to give us

-	~~<math>-1=\frac~~{2}{~~3}x.</~~math>	+	{{Displayed math\|\|<math>-\tfrac{3}{2}=x\,\textrm{.}</math>}}
-		+
-		+
-	~~Then, multiply both sides by~~	+
-	~~<math>{3}/{2}\;</math>,~~	+
-		+
-		+
-	<math>\~~frac~~{3}{2}~~\centerdot \left( -1 \right)~~=\~~frac{3}{2}~~\~~centerdot \frac~~{2}~~{3}x~~</math>	+
-		+
-		+
-	~~so that~~	+
-	~~<math>{2~~}~~/{3~~}~~\;</math>~~	+
-	~~can be eliminated on the right-hand side to give us~~	+
-		+
-		+
-	~~<math>-\frac{3}{2}=x</math>~~	+

2008-09-16T14:21:30Z

←Older revision		Revision as of 14:21, 16 September 2008
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-	{{~~NAVCONTENT_START~~}}	+	Because there is an
-	<~~center~~> ~~[[Image:2_2_1c~~.~~gif]]~~ </~~center~~>	+	<math>x</math>
-	{{~~NAVCONTENT_STOP~~}}	+	on both the left- and right-hand sides,
		+
		+	the first step is to subtract
		+	<math>{x}/{3}\;</math>
		+	from both sides,
		+
		+
		+	<math>\frac{1}{3}x-1-\frac{1}{3}x=x-\frac{1}{3}x</math>
		+
		+
		+	so as to collect
		+	<math>x</math>
		+	on the right-hand side
		+
		+
		+	<math>-1=\frac{2}{3}x.</math>
		+
		+
		+	Then, multiply both sides by
		+	<math>{3}/{2}\;</math>,
		+
		+
		+	<math>\frac{3}{2}\centerdot \left( -1 \right)=\frac{3}{2}\centerdot \frac{2}{3}x</math>
		+
		+
		+	so that
		+	<math>{2}/{3}\;</math>
		+	can be eliminated on the right-hand side to give us
		+
		+
		+	<math>-\frac{3}{2}=x</math>

2008-09-09T08:43:03Z

←Older revision

Revision as of 08:43, 9 September 2008

2008-08-21T06:38:39Z

Robot: Automated text replacement (-[[Bild: +[[Image:)

2008-03-31T14:26:09Z

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