Questions & Answers for: 3x 2x

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Question about Algebrator - Algebra Homework Solver (689076614429)

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...67 A. 3X+(-1.67)=2 3X-1.67=2 3X=2+1.67 3X=3.67 X=3.67/3 X=1.22 (3x-2y)2 = 2x=4 3x+y=2;2x-y sol'n: 3x+y=2 y=2x-3 3x+2x-3=2 5x\5=2+3\5 x=1 3(1)+y=2 3+y=2 y=2-3 y=-1 ans.x=1;y=-1 ...

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Question about Algebrator - Algebra Homework Solver (689076614429)

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3*10 - 13 = 17) Let x=Ruel's age now, and 2x=Edwin's age now. 2x+3=3(x+3)-13 2x+3=3x+9-13 2x+3=3x-4 2x+7=3x 7=x If you are going to post these, the least you could do is rate them as Fixya. :-) Thanks

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Question about Excel@ Mathematics Study Skills (71101) for PC, Mac

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...2X+X)]=1/2[cos(X)-cos(3X)] then calculated the derivative of 29/2*[cos(X)-cos(3X)] which is 29/2*[-si(X) +3*sin(3X)] The challenge for you is to prove that the two forms are equivalent ...

Question about Excel@ Mathematics Study Skills (71101) for PC, Mac

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2x-1/5-3x/7+2=x+9/2-x-3/10 Numerical equations with fractions Hi, 2x - 1/5 - 3x/7 + 2 = x + 9/2 - x - 3/10 Or, 2x - 3x/7 = 1/5 - 2 + 9/2 - 3/10 Or, (14x + 3)/7 = (2 - 20 + 45 - 3)/10 Or, 11x/7 = 24/10

Question about Excel@ Mathematics Study Skills (71101) for PC, Mac

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...2x+3y)(3x+2y) (2x - 3y)(3x + 2y) = 2x*3x + 2x*2y - 3y*3x - 3y*2y = 6x^2 + 4xy - 9xy - 6y^2 = 6x^2 - 5xy - 6y^2 You multiply each element in the first set of brackets by each element in the second set ...

Question about Racing Ion Motorcycle Jersey 2010

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2x^5+4x^4-3x^2+7,7x^4-3x^3+x^2-9 5x -2(x-2) = 6 -2(-3x-3) 5x -2x +4 = 6 +6x +6 (use the distributive property) 3x + 4 = 6x + 12 (collect terms) 4 = 3x + 12 (subtract 3x from both sides to get all x on

Question about Racing Ion Motorcycle Jersey 2010

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...6-2x+2y=3x+5 Get the constant terms on the left and the variable ones on the right 6-5=3x+2x-2y or 1=5x-2y. I prefer to have the variables on the left, so I swap left and right 5x-2y=1 or ...

3x - 19 = 2x + 2 Put all the constants on one side by adding 19 to both sides. 3x - 19 +19= 2x + 2 + 19 3x = 2x +21 Subtract 2x from both sides to have all the x's on one side. 3x - 2x = 2x +21 - 2x x

Question about Racing Ion Motorcycle Jersey 2010

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...3x) = 2x -3x - -3x = 0 The equation then becomes 2x=10 2x/2 = x and 10/2 =5 then x=5. does it work 5x5=10+3*5 YES x=1.25 5x=10-3x (Add 3x to both sides) 8x=10 (Divide 8 from both sides) x=1.25 (Now ...

Question about Racing Ion Motorcycle Jersey 2010

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...= log(2x + 3/4) log(3/4*x^2) = log(2x + 3/4) 3/4*x^2 = 2x + 3/4 multiply equation by 4: 3x^2 = 8x + 3 3x^2 - 8x - 3 = 0 solve this quadratic eq. and you get x1 = 3 x2 = -1/3 does it make

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