Random Worksheet - Pairs of Equations (Using 4 equations)- STD-9 (EM)
Pair of Equations...STD - 09
Find the values of x and y ?
x+ y= ................(A)
x+ y= ................(B)
(A)×
→
×
ie,
(B) × → ×
ie,
(C) - (D) →
∴ y=
=
Put this value in (A),
ie,
∴ x=
=
x=
y=
ie,
(B) × → ×
ie,
(C) - (D) →
∴ y=
=
Put this value in (A),
ie,
∴ x=
=
x=
y=
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