Question

Maths -1

Q1. Solve the following simultaneous equation
1) 2x + y = 5 ; 3x - y = 5
2) x + y = 11 ; 2x - 3y = 7


Q2. By equating coefficients of variables
solve the following equations

1) 3x - 4y = 7 : 5x + 2y = 3
2) x - 2y = -10 : 3x-5y= -12

Q3) Solve:
1. The denominator of a fraction is 1 more than twice it's numerator. If 1 is added to numerator and denominator resp, the ratio of numerator to denominator is 1:2. Find the fraction.

2) The sum of ages of Priyanka and Deepika is 34 years. Priyanka is elder to Deepika by 6 yrs. Then find their today's ages.​

Answer 1

Answer:

not know but tell next time