Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 9 Answered

If from twice the greater of the two numbers, 45 is subtracted, the result is the other number. If from twice the smaller number, 21 is subtracted, the result is the greater number.  
Asked by shivampatel213 | 12 Mar, 2019, 07:52: PM
answered-by-expert Expert Answer
let space straight x space and space straight y space be space the space two space numbers such space that space straight x greater than straight y 2 straight x minus 45 equals straight y 2 straight x minus straight y equals 45... left parenthesis 1 right parenthesis 2 straight y minus 21 equals straight x straight x minus 2 straight y equals negative 21... left parenthesis 2 right parenthesis straight x equals negative 21 plus 2 straight y.... left parenthesis 3 right parenthesis sub space left parenthesis 3 right parenthesis space in space left parenthesis 1 right parenthesis space and space on space solving space we space get straight x equals 37 space and space straight y equals 29
Answered by Arun | 13 Mar, 2019, 09:57: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 9 - Maths
Find the time in years in which ₹12500 will produce ₹ 3246.40 as compound interest at 8% per annum, interest compounded annually
Asked by harshansingh92 | 09 Apr, 2024, 06:10: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
3 rational numbers
Asked by gtdgyyydsyj | 09 Apr, 2024, 03:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
subtract 5√3+7√5 from 3√5-7√3
Asked by patnamprakash545 | 07 Apr, 2024, 05:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
if X+1÷x =6 find x-1/x ,x²-1/x²
Asked by ysubha24 | 06 Apr, 2024, 06:24: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
The point A(3,2)
question image
Asked by vipin13022011 | 03 Apr, 2024, 08:19: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
solve: 3^x-1x 5^2y-3=225
question image
Asked by jahnvi | 31 Mar, 2024, 01:10: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
a
question image
Asked by ay7599219263 | 28 Mar, 2024, 09:30: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
If a²-3a+1 = 0 and a≠0; find  1. a+1/a 2. a²+1/a²  
Asked by papunsarkar | 28 Mar, 2024, 08:30: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
on a certain sun of money the difference between the ci for a year , payable half yearly and the si for a year us Rs.120 find the sum lent out if the rate of interest in both cases is 10%pa
Asked by djhsm.sarah.hooda.sajid.nadiya | 25 Mar, 2024, 05:33: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
if a = 2-√ 3 find the value of {a-1/a}³
Asked by jatinderkaur19852008 | 19 Mar, 2024, 05:03: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×