If x + y = 5 ; x - y = 1 then (x, y) =
(3, 2)
(2, 3)
(1, 4)
(5, 0)
(2, 7), (3, 6) and (4, 5) are the solution for
x + y = 7
x + y = 5
x + y = 4
x + y = 9
The point (4, -7) lies in _______ quadrant.
Q1
Q2
Q3
Q4
Slopes of two lines are equal then they are
Parallel
Perpendicular
Intersecting
None of these
What is common about these points?
(1, 0) , (2, 0) , (3, 0), (-1, 0), (-2, 0)
All points lie on x-axis
All points lie on y-axis
All points lie on x and y axis
Can't say
Equations satisfying the condition are
Consistent
Inconsistent
Dependent
Above all
Any equation of first degree in two variables like x, y is
ax + b = c
ax + by + c = 0
ax2 + bx + z
ax2 + bx + c
Slope of y-axis is
Zero
-1
1
Undefined
Equation of x-axis
y = 0
x = 0
xy = 0
xy = 1
x - 5 y - 36 = 0
-x + 5 y = 30
x + 5 y - 6 = 0
None
