If two linear equations has infinitely many solutions then the lines on the graph.
Intersect at a point
Are parallel
Coincide
None of these
Express y in term of x in the equation 5y -3x - 10 = 0.
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
Which number from 16, 21, 20, -20 satisfy the equation x+1/ 3 = 7
16
21
20
-20
Which of the following equation has x = 2, y = 1 as solution?
2x + 5y = 9
5x + 3y = 14
x + y + 4 = 0
2x + 3y -7 = 8
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
The geometrical representation of ax + by + c = 0 is
Straight line
Parabola
Hyperbola
Ethipse
If x = 1, y = 1 is a solution of ax - 2y = 10, then the value of a is
10
8
12
14
If 2x + 3y = 7. Then the value of C in equation of the form ax + by = c = 0 is
7
-7
