Which number from 16, 21, 20, -20 satisfy the equation x+1/ 3 = 7
16
21
20
-20
The geometrical representation of ax + by + c = 0 is
Straight line
Parabola
Hyperbola
Ethipse
Solve the equation y/4 + 1 = y/2
1
2
3
4
If the units and ten's digit of a two digit number are y and x, then the number is
10y + x
10 x + y
x + y
xy
A point on the line x + y = 0 is
( 1, 1 )
( 1, -1 )
( 0, 1 )
( 1, 0 )
The line -2x + y - 7 = 0 intersect y - axis at
(0, 7 )
( 7, 0)
( 7, 7 )
( -7, -7 )
The sum of ages of Amala and Meenu is 48. write a linar equation in two variables to represent the statement.
x + y = 48
x - y = 48
2x + y = 48
x + 2y = 48
The standard form of a linear equation in two variables x and y is
ax + by + c = 0
ax = C
by = c
x + y + c = 0
If 2x + 3y = 7. Then the value of C in equation of the form ax + by = c = 0 is
7
-7
If two linear equations has infinitely many solutions then the lines on the graph.
Intersect at a point
Are parallel
Coincide
None of these
