document.write( "Question 146874This question is from textbook Beginning Algebra
\n" ); document.write( ": This is a survey for school and I do not understand any of it any help would be appreciated... :)\r
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\n" ); document.write( "\n" ); document.write( "1. Change to a decimal: 2.8%
\n" ); document.write( " 2.8
\n" ); document.write( " 28
\n" ); document.write( " 0.028
\n" ); document.write( " 280
\n" ); document.write( "2. 168 is what percent of 480?
\n" ); document.write( " 29%
\n" ); document.write( " 0.35%
\n" ); document.write( " 2.9%
\n" ); document.write( " 35%
\n" ); document.write( "3. 2x(3x - 4y) 3x(-3x + 4y)
\n" ); document.write( " -3x -20xy
\n" ); document.write( " 15x -20xy
\n" ); document.write( " -3x +4xy
\n" ); document.write( " 15x -4xy
\n" ); document.write( "4. 3
\n" ); document.write( " -9
\n" ); document.write( " 9
\n" ); document.write( " -6
\n" ); document.write( " 6
\n" ); document.write( "5. x+5 = (1/2) (x-4)
\n" ); document.write( " 12
\n" ); document.write( " 0
\n" ); document.write( " 6
\n" ); document.write( " -14
\n" ); document.write( "6. 6x -3 +3x -6 = 5x -12 +3x +5
\n" ); document.write( " 5
\n" ); document.write( " 2
\n" ); document.write( " 5/2
\n" ); document.write( " -20
\n" ); document.write( "7.
\n" ); document.write( "The perimeter of a triangle is 148cm. If the second side is the same length as the first and the third side is 16cm more than the first, find the three sides.
\n" ); document.write( " 48, 48, 52cm
\n" ); document.write( " 44, 44, 60cm
\n" ); document.write( " 50, 50, 60cm
\n" ); document.write( " 66, 66, 16cm
\n" ); document.write( "8.
\n" ); document.write( "Jean has $2.20 in change. She has three times as many dimes as quarters. How many of each does she have?
\n" ); document.write( " 9 dimes, 3 quarters
\n" ); document.write( " 4 quarters, 12 dimes
\n" ); document.write( " 12 quarters, 4 dimes
\n" ); document.write( " 2 quarters, 17 dimes
\n" ); document.write( "9. (3x -2y)
\n" ); document.write( " 9x -12xy +4y
\n" ); document.write( " 9x -4y
\n" ); document.write( " 3x -2y
\n" ); document.write( " 9x -6xy +4y
\n" ); document.write( "10. 4-
\n" ); document.write( " 1/12
\n" ); document.write( " -12
\n" ); document.write( " 1/64
\n" ); document.write( " 64
\n" ); document.write( "11. x +14x +45
\n" ); document.write( " (x +2)(x +7)
\n" ); document.write( " (x-2)(x -7)
\n" ); document.write( " (x +5)(x +9)
\n" ); document.write( " (x -5)(x 9)
\n" ); document.write( "12. 6x +5x +7x
\n" ); document.write( " prime
\n" ); document.write( " (3x +1)(2x +1)
\n" ); document.write( " (2x +7)(3x +1)
\n" ); document.write( " x(6x +5x + 7)
\n" ); document.write( "13. 4x +14x -30
\n" ); document.write( " 2(2x -3)(x +5)
\n" ); document.write( " 2(2x -5)(x +3)
\n" ); document.write( " (4x -6)((x +5)
\n" ); document.write( " (2x -3)(2x +10)
\n" ); document.write( "14. 4x -8/(6x -12x)
\n" ); document.write( " (2x -2)/(3x -3x)
\n" ); document.write( " 2/3
\n" ); document.write( " 4/(6x)
\n" ); document.write( " 2/(3x)
\n" ); document.write( "15. (3x -9)/(4x +20) . (x +3x -10)/(6x -12x)
\n" ); document.write( " 3/4
\n" ); document.write( " (x -5)/(4(x +5))
\n" ); document.write( " (x -3)/(8x)
\n" ); document.write( " -3/8
\n" ); document.write( "16. (x -4x -5)/(x +2x +1) (x -5)/(x +4)
\n" ); document.write( " (x -5)/((x +1)(x +4))
\n" ); document.write( " 5
\n" ); document.write( " (x +1)(x +4)/(x +1)
\n" ); document.write( " (x +4)/(x +1)
\n" ); document.write( "17. Find the slope of a line passing through (-4, 6) and (-2, 5)
\n" ); document.write( " -1/2
\n" ); document.write( " -2
\n" ); document.write( " 1/2
\n" ); document.write( " 1/6
\n" ); document.write( "18. Find the equation of the line passing through (2, 4) and (-3, 8)
\n" ); document.write( " 4x +5y = 28
\n" ); document.write( " 4x -5y = -12
\n" ); document.write( " 5x +4y = 26
\n" ); document.write( " 5x -4y = -6
\n" ); document.write( "19.
\n" ); document.write( "x +y = 2
\n" ); document.write( "3x -2y = 6
\n" ); document.write( "
\n" ); document.write( " (1, 1)
\n" ); document.write( " (2,0)
\n" ); document.write( " Inconsistent
\n" ); document.write( " Dependent
\n" ); document.write( "20.
\n" ); document.write( "2x y = 8
\n" ); document.write( "x + 2y = 14
\n" ); document.write( "
\n" ); document.write( " (6, 4)
\n" ); document.write( " (2, -4)
\n" ); document.write( " (0, 7)
\n" ); document.write( " (8, 3)
\n" ); document.write( "21.
\n" ); document.write( "x -2y = 12
\n" ); document.write( "x +3y = 2
\n" ); document.write( "
\n" ); document.write( " (10, -1)
\n" ); document.write( " (0, -6)
\n" ); document.write( " (1, 1/3)
\n" ); document.write( " (8, -2)
\n" ); document.write( "22. 16x4y12
\n" ); document.write( " 2xy
\n" ); document.write( " 2xy
\n" ); document.write( " 4xy6
\n" ); document.write( " 4xy4
\n" ); document.write( "23. 2/�12
\n" ); document.write( " 1/6
\n" ); document.write( " 6 /6
\n" ); document.write( " 12 /6
\n" ); document.write( " 3 /3
\n" ); document.write( "24.
\n" ); document.write( "The hypotenuse of a right triangle is 10. One side is 2 less than the other. Find the length of each leg.
\n" ); document.write( "
\n" ); document.write( " 3, 5
\n" ); document.write( " 5, 7
\n" ); document.write( " 8, 6
\n" ); document.write( " 4, 6
\n" ); document.write( "25. x +7x +10 = 0
\n" ); document.write( " 5, 2
\n" ); document.write( " -5, 2
\n" ); document.write( " -5, -2
\n" ); document.write( " -2, 5
\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #107272 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Wow, you spent a lot of time typing in all 24 of those problems and answers.
\n" ); document.write( "I'm a little concerned that you're taking a survey of your algebra knowledge and you don't understand any of it.
\n" ); document.write( "I'll help you with 3 problems.
\n" ); document.write( "You may want to consider that algebra.com may not be the best way to help yourself in this case.\r
\n" ); document.write( "\n" ); document.write( "1. Percentage and decimal
\n" ); document.write( "2.8% is the same as 2.8/100.
\n" ); document.write( "2.8/100=0.028\r
\n" ); document.write( "\n" ); document.write( "2. Percent means out of 100. Set up a proportion.
\n" ); document.write( "\"168%2F480=x%2F100\"
\n" ); document.write( "Solve for x.
\n" ); document.write( "\"x=100%28168%2F480%29\"
\n" ); document.write( "\"x=35\"
\n" ); document.write( "168 is 35% of 480. \r
\n" ); document.write( "\n" ); document.write( "3. 2x(3x - 4y) 3x(-3x + 4y)
\n" ); document.write( "Use the distributive property.
\n" ); document.write( "\"2x%283x-4y%29-3x%28-3x%2B4y%29=2x%283x%29-2x%284y%29-3x%28-3x%29-3x%284y%29\"
\n" ); document.write( "\"2x%283x-4y%29-3x%28-3x%2B4y%29=6x%5E2-8xy%2B9x%5E2-12xy\"
\n" ); document.write( "\"2x%283x-4y%29-3x%28-3x%2B4y%29=15x%5E2-20xy\"\r
\n" ); document.write( "\n" ); document.write( "Good luck.
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