Ask a Doubt
Request a call back

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

CBSE Class 10 Answered

Solve the eqution by elimination or substration method
question image
Asked by vedpanchal562 | 10 May, 2019, 08:41: AM
answered-by-expert Expert Answer
fraction numerator 1 over denominator 2 straight x end fraction plus fraction numerator 1 over denominator 3 straight y end fraction equals 2.... left parenthesis 1 right parenthesis fraction numerator begin display style 1 end style over denominator begin display style 3 straight x end style end fraction plus fraction numerator begin display style 1 end style over denominator begin display style 2 straight y end style end fraction equals 13 over 6.... left parenthesis 2 right parenthesis let space 1 over straight x equals straight u space and space 1 over straight y equals straight v equations space become fraction numerator begin display style straight u end style over denominator begin display style 2 end style end fraction plus fraction numerator begin display style straight v end style over denominator begin display style 3 end style end fraction equals 2 3 straight u plus 2 straight v equals 12.... left parenthesis 3 right parenthesis fraction numerator begin display style straight u end style over denominator begin display style 3 end style end fraction plus fraction numerator begin display style straight v end style over denominator begin display style 2 end style end fraction equals 13 over 6 2 straight u plus 3 straight v equals 13.... left parenthesis 4 right parenthesis open parentheses 3 close parentheses minus open parentheses 4 close parentheses space gives straight u minus straight v equals negative 1.... left parenthesis 5 right parenthesis open parentheses 3 close parentheses plus open parentheses 4 close parentheses space gives 5 straight u plus 5 straight v equals 25 straight u plus straight v equals 5.... left parenthesis 6 right parenthesis left parenthesis 5 right parenthesis plus left parenthesis 6 right parenthesis 2 straight u equals 4 straight u equals 2 comma space sub space in space left parenthesis 5 right parenthesis straight v equals 3 straight x equals 1 half space and space straight y equals 1 third
Answered by Arun | 10 May, 2019, 09:24: AM
Multiple Choice Questions Practice Test Subjective Questions Webinar Subjective Questions Pre Board Assessment
Answered Unanswered My Questions My Answers
CBSE 10 - Maths
Find two no. Whose sum is 27 and product  is 182 Why do we take 27-x there they have given sum
Asked by Sahilbafna1489 | 30 Jun, 2019, 08:10: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
in a graph if a line is paralle to x axis write the number of zero if y=Px
Asked by rajani.vinod | 14 Jun, 2019, 10:05: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Solve the eqution by elimination or substration method
question image
Asked by vedpanchal562 | 10 May, 2019, 08:41: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
solve q)41
question image
Asked by ajayrath7 | 11 Apr, 2019, 10:36: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
How can be the relations between x and y be best defined, if vaues of x and y are as follows? x  2  3  4  5   6 y  0  2  6  12  20 (1)y=2x-4 (2)y=x²-3x+2 (3)y=x²-4x (4)y=x²-4
Asked by vikasg13.hardware | 07 Aug, 2018, 04:48: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Express as linear equation : the total strength of a class is 56, and the twice the number of boys is equal to 5 times the number of girls.    
Asked by KONDA VENKATA KHEERTHANA | 04 May, 2018, 10:54: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt

Be a Top Scorer in the Exam with Test Series and Test Generator!

Enrol Now
×