LHS of the equation 2(x - 3) = 5(2 x + 4) is
2
x-3
2(x - 3)
5(2x+4)
A number increased by 7 is represented as
x-7
7 x
x/7
7+x
A quantity which divides LHS of an equation ____ the RHS.
add
subtract
multiple
divides
Sum of the ages of Gopi and his father is 35. If father's age is 32, then Gopi's age is
1
3
4
3 times a number exceeds 20 by 2. How do you represent this?
3 x +2 =20
3 x = 22
3 x = 16
3 x - 2 = 22
2 x + 5 = k then x =
k - 5
k - 5/2
k + 5/2
k/2 - 5
3 x + 11= 5 x - 2 then x =
6
10
13
13/2
RHS of y - 11= 9 is
9
11
y
y -11
Twice of a number plus 7 is 18. Write a simple equation for this
x + 7 = 18
x - 7 = 18
2 x - 7 = 18
2 x + 7 = 18
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
