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ICSE Class 9 Answered

algebra question 15
question image
Asked by praveensaxena2009 | 28 May, 2022, 03:17: PM
answered-by-expert Expert Answer
5x - 9 = 1/y
x + 1/y = 3
5 straight x minus 1 over straight y equals 9 space space... space left parenthesis straight i right parenthesis straight x plus 1 over straight y equals 3 space... space left parenthesis ii right parenthesis Adding space left parenthesis straight i right parenthesis space and space left parenthesis ii right parenthesis comma space we space get 6 straight x space equals space 12 straight i. straight e. space straight x space equals space 2 Putting space straight x space equals space 2 space in space left parenthesis ii right parenthesis comma space we space get 2 plus 1 over straight y equals 3 1 over straight y equals 1 straight y equals 1
Answered by Renu Varma | 29 May, 2022, 07:42: PM

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ICSE 9 - Maths
algebra question 15
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Asked by praveensaxena2009 | 28 May, 2022, 03:17: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
the some of the numerator and denominator of a fraction is 2 more than twice the numerator if the numerator and the denominator are reduced by 3 thay are in ratio 3:4 find the fraction
Asked by rrajsingh694 | 28 Jul, 2021, 01:56: PM
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ICSE 9 - Maths
2x-3Y-13=0;3X+5Y=16 stimulation method
Asked by kumarijanvi242004 | 28 Feb, 2021, 09:04: AM
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ICSE 9 - Maths
X+y=6 X-y=4 Find xy
Asked by Anandusree73 | 06 Jan, 2021, 04:17: PM
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ICSE 9 - Maths
1. 8x+5y=9   3x+2y=4    linear equation
Asked by kcbhuvan94 | 23 Sep, 2020, 03:35: PM
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ICSE 9 - Maths
3x + 4y =10 and 2x - 2y = 2
Asked by sannidhraj2004 | 16 Sep, 2020, 11:15: AM
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ICSE 9 - Maths
When a two digit number is divided by the sum of its digits, the quotient is 7. If the ten's digit is diminished by twice the unit's digit, the remainder is zero. What is the number?
Asked by hemanginivyas92.9spicertl | 28 Jul, 2020, 05:14: PM
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ICSE 9 - Maths
solve 4/X + 3/4=2 , 3/X - 2/4=5 by elimination method
Asked by deepvishal771 | 27 Jul, 2020, 11:26: AM
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ICSE 9 - Maths
How to solve By elimination method table attributes columnalign left end attributes row cell 6 x plus 5 y equals 5 end cell row cell 2 x minus 27 equals 11 y end cell end table
Asked by eshaanbayale51.9spicertl | 02 Jun, 2020, 01:46: PM
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ICSE 9 - Maths
How to solve 5x + 7y = 66                          2x - 3y = -20 By elimination method.  
Asked by eshaanbayale51.9spicertl | 02 Jun, 2020, 01:05: PM
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