Question

udlions has
ons has no
NEAR
Plot the points and draw the line!
two lines intersect at the point (1,0). So, x = 1, y=0 is the rul
of linear equations, i.e., the number of pants she purchased is 1 and she did
shown in Fig. 3.6.
The two
the pair of linear equatic
lot buy any skirt.
the answer by checking whether it satisfies the conditions of the given
ented by Equatic TODIS
initely many so
EXERCISE 3.2
problem.
Form the pair of linear equations in the following problems, and find their solutions
graphically.
s and skirts. Wh
Jered, “The num
o, the number of
elp her friends!
10 students of Class X took part in a Mathematics quiz. If the number of girls is 4
more than the number of boys, find the number of boys and girls who took part in

the quiz.
5 pencils and 7 pens together cost 50, whereas 7 pencils and 5 pens together
cost 46. Find the cost of one pencil and that of one pen.
C2
ber of skirts by
On co
comparing the ratios 1, 1 and 1, find out whether the lines representing the
a b2
following pairs of linear equations intersect at a point, are parallel or coincident:
(1) 5x – 4y +8=0
(ii) 9x + 3y + 12 =0
7x+6y–9=0
18x + 6y + 24 =0
G) 6x – 3y +10=0
. 2x-y+9=0
, find out whether the following pair of linear
and
mparing the ratios
inconsistent.
i) 2x - 3y = 8; 4x -6y = 9
y=-22​

Answer 1

Answer:

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