Question

if 2x+3y=7 and 3x+2y=3 then x-y=

(B) 56
The graph of the equations 5x - 3y + 9 = 0 and 10x - 5y
(A) parrallel
(B) Perpendicular
If roots of the equation x2 - kx + 4 = 0 are equal the
5
Probability of winning game is
then ...... is the
11
In usual notation if I = 125, n = 68, cf = 22, f = 20
If 2x + 3y = 7 and 3x + 2y = 3 then x - y =
16
= 4 then find the value of x + y.
3 y
For a frequency distribution, l = 40, fi = 50, fo = 2​

Answer 1

Answer:

Answer 1, x - y = - 4

subtract 1st equation from 2nd