3 x + 8 = 3 x - k then k =
8
-8
6
-6
A quantity with positive sign when taken to other side of the equation, then its sign becomes
+
x
÷
-
RHS of y - 11= 9 is
9
11
y
y -11
Age of a girl is 11 years. What is the age after x years.
11 + x
11 - x
11 x
The length of a rectangle is 3 more than its breadth. If the perimeter is 30m then its length is
3 m
6 m
9 m
10 m
A quantity which divides LHS of an equation ____ the RHS.
add
subtract
multiple
divides
One and half times a number is 18 then the number is
12
15
16
20
2 x + 5 = k then x =
k - 5
k - 5/2
k + 5/2
k/2 - 5
Sum of two numbers is 29. If one number is x then the other is
29+x
29 x
x-29
29-x
The sum of three times of a number and 8 is 50. Find the number?
14
17
