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Math 9th Unit 7 Linear Equations and Inequality-1
1.
A linear equation in one unknown variable `x` is an equation of the form?
a) ax
2
y
2
+bxy+c=0
b) ax
2
+by+c=0
c) ax+b=0
d) None
2.
Two linear equations are said to be equivalent if they have exactly the same?
a) Numbers
b) Solutions
c) Constant number
d) Variable
3.
If 3x/2- x-2/3 = 25/6 then solution set =?
a) 3
b) 5
c) 7
d) 9
4.
If [3/y-1]-2 =[3y/y-1] then solution set =?
a) 1
b) -1
c) 0
d) 5
5.
If 3x -1/3- [2x/x-1] =?
a) -1/7
b) 2/8
c) 5/8
d) 1/7
6.
If square root of [2x-3]-7=0 then x=?
a) 24
b) 22
c) 25
d) 23
7.
If square root of 5x-7 - square root of x+10=0 then solution set will be?
a) 4/17
b) 100
c) 99
d) 17/4
8.
If x-3/3 -x-2/2 =-1 then solution set will be?
a) 7
b) 6
c) 12
d) 9
9.
The value of lal is always?
a) -1
b) <0
c) ≥0
d) 1
10.
If square root of 3x+4 =2 then x =?
a) 1
b) 5
c) 0
d) 9
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