document.write( "Question 110800This question is from textbook Algebra I
\n" ); document.write( ": I need help with:
\n" ); document.write( "Solving Linear Equations with variables on both sides.
\n" ); document.write( " Ex: 4x + 27 = 3x
\n" ); document.write( " 8 - 9t = 21t - 17\r
\n" ); document.write( "\n" ); document.write( "Solving Decimal Equations:
\n" ); document.write( " Ex: 12.67 + 42.35 = 5.34x 26.58
\n" ); document.write( " 7.45x - 8.81 = 5.29 + 9.47x\r
\n" ); document.write( "\n" ); document.write( "Formulas and Functions:
\n" ); document.write( " (Directions from book: Rewrite the equation so that 'y' is a function of 'x'.)
\n" ); document.write( "
\n" ); document.write( " Ex: 2x + y = 5
\n" ); document.write( " 3(x - 2y) = -12(x + 2y)\r
\n" ); document.write( "\n" ); document.write( "Please help.
\n" ); document.write( "Add me on msn for more personal, one-on-one help.\r
\n" ); document.write( "\n" ); document.write( "kels_5566@hotmail.com
\n" ); document.write( "

Algebra.Com's Answer #80785 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"4x%2B27=3x\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"4x=3x-27\"Subtract 27 from both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"4x-3x=-27\" Subtract 3x from both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=-27\" Combine like terms on the left side\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------\r
\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"x=-27\" \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"8-9t=21t-17\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-9t=21t-17-8\"Subtract 8 from both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-9t-21t=-17-8\" Subtract 21t from both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-30t=-17-8\" Combine like terms on the left side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-30t=-25\" Combine like terms on the right side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"t=%28-25%29%2F%28-30%29\" Divide both sides by -30 to isolate t\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"t=5%2F6\" Reduce\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------\r
\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"t=5%2F6\" (which is approximately \"t=0.833333333333333\" in decimal form)\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"7.45x-8.81=5.29%2B9.47x\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"100%287.45x-8.81%29=100%285.29%2B9.47x%29\" Multiply both sides by 100 to move the decimal on each number 2 times. This will make every number a whole number.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"745x-881=529%2B947x\" Distribute and multiply\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"745x=529%2B947x%2B881\"Add 881 to both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"745x-947x=529%2B881\" Subtract 947x from both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-202x=529%2B881\" Combine like terms on the left side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-202x=1410\" Combine like terms on the right side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=%281410%29%2F%28-202%29\" Divide both sides by -202 to isolate x\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=-705%2F101\" Reduce\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------\r
\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"x=-705%2F101\" (which is approximately \"x=-6.98019801980198\" in decimal form)\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2x%2By=5\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"y=5-2x\"Subtract 2x from both sides. Now y is a function of x\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------\r
\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"y=5-2x\" \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"3%28x-2y%29=-12%28x%2B2y%29\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"3x-6y=-12x-24y\" Distribute\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-6y=-12x-24y-3x\"Subtract 3x from both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-6y%2B24y=-12x-3x\" Add 24y to both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"18y=-12x-3x\" Combine like terms on the left side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"18y=-15x\" Combine like terms on the right side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"y=%28-15x%29%2F%2818%29\" Divide both sides by 18 to isolate y\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"y=%28-5%2F6%29x\" Reduce\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------\r
\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"y=%28-5%2F6%29x\"
\n" ); document.write( "
\n" );