1 x 3 1 2x 1 11 7x 9

Asked by admin @ 17/08/2021 in Math viewed by 393 People

1/x+3+1/2x-1 =11/7x+9

Answered by admin @ 17/08/2021

To solve for x from the equation with fractions ?

$\frac{1}{x+3}+\frac{1}{2x-1}=\frac{11}{7x+9}\\\\\frac{2x-1+x+3}{2x^2+5x-3}=\frac{11}{7x+9}\\\\21 x^2+41x+18=22x^2+55x-33\\\\x^2+14x-51=0\\\\(x-3)(x+17)=0\\\\x=3\ or\ -17$

x = 3 or -17

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Asked by maham237 @ 26/12/2020 in Mathematics viewed by 569 persons

Cot^2x-tan^2x=1 for all values of x true or false?

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Asked by admin @ 13/08/2021 in Math viewed by 363 persons

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Asked by admin @ 16/08/2021 in Math viewed by 376 persons

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Asked by maham237 @ 10/01/2021 in Mathematics viewed by 296 persons

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Asked by admin @ 04/08/2021 in Math viewed by 365 persons

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Asked by admin @ 02/08/2021 in Math viewed by 363 persons

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Asked by admin @ 17/08/2021 in Math viewed by 467 persons

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Asked by maham237 @ 26/04/2021 in Mathematics viewed by 337 persons

Solve 1/2+1/2x=x^2-7x+10/4x by re-writing the equation as a proportion. Which proportion is equivalent to the original equation?

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Asked by admin @ 16/08/2021 in Math viewed by 427 persons

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Asked by maham237 @ 12/06/2021 in Mathematics viewed by 297 persons

equation 1/2x+14 - 9/x+7= -6 a. x= -101/12 b. x= 101/12 c. x= -67/12 d. x= 67/12

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Asked by admin @ 16/08/2021 in Math viewed by 411 persons

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Asked by admin @ 23/08/2021 in Math viewed by 283 persons

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Asked by maham237 @ 25/12/2020 in Mathematics viewed by 363 persons

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Asked by maham237 @ 01/01/2021 in Mathematics viewed by 465 persons

Harris said that 15 X 9 is equivalent to 45 X 3 because you can multiply one dimension by three and divide the other dimension by three. His partner said …