MEDIUM
7th CBSE
IMPORTANT
Earn 100

Ajay and Amar had the same amount of money. Ajay bought 4 gift packets and was left with 325. Amar bought 3 gifts packets of the same type and was left with 425. Find the cost of one gift packet.

Important Questions on Linear Equations

MEDIUM
7th CBSE
IMPORTANT

The three sides of a triangle are given by the expressions 2x+3, x+8 & x+2. If the perimeter of the triangle is 33 cm, find what type of triangle it is.

MEDIUM
7th CBSE
IMPORTANT

The sum of a number and 13 of the number is 40. Find the number.

MEDIUM
7th CBSE
IMPORTANT

The two sides of a square are given by the expressions 3x+1 & 4x-2. Find the perimeter of the square.

MEDIUM
7th CBSE
IMPORTANT

Simplify the following and solve.

3x-1+42x+1=23

MEDIUM
7th CBSE
IMPORTANT

Simplify the following and solve.

x-14+x+13=10

EASY
7th CBSE
IMPORTANT
The sum of the present age of a father and a son is 54 years. Six years ago, the father's age was 2 years more than 4 times the age of the son at that time. Find their present ages.
EASY
7th CBSE
IMPORTANT
 Which of the following is a solution of the equation 2x + 9 = 5 ?
EASY
7th CBSE
IMPORTANT
For which one of the following equations, 3 is not a solution?