Advertisements
Advertisements
प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| x - 7 = 1 | x = 7 |
Advertisements
उत्तर
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| x - 7 = 1 | x = 7 | No |
Explanation:
x − 7 = 1
L.H.S. = x − 7
By putting x = 7,
L.H.S. = 7 − 7 = 0 ≠ R.H.S.
Hence, the equation is not satisfied.
APPEARS IN
संबंधित प्रश्न
Simplify:
−2(x2 − y2 + xy) −3(x2 + y2 − xy)
Solve the following equation and verify the answer:
`x/5`=12
The cost of 1 pen is Rs 16 and the cost of 1 pencil is Rs 5. What is the total cost of x pens and y pencils?
Write 'T' for true and 'F' for false for the statement given below:
2x + 3 = 5 is a linear equation.
Raju’s father’s age is 5 years more than three times Raju’s age. Raju’s father is 44 years old. Set up an equation to find Raju’s age.
A shopkeeper sells mangoes in two types of boxes, one small and one large. A large box contains as many as 8 small boxes plus 4 loose mangoes. Set up an equation which gives the number of mangoes in each small box. The number of mangoes in a large box is given to be 100.
In an equation a + b = 23. The value of a is 14 then the value of b is _______
A bus travels at v km per hour. It is going from Daspur to Beespur. After the bus has travelled 5 hours, Beespur is still 20 km away. What is the distance from Daspur to Beespur? Express it using v.
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
x − 2 = 0
Complete the table and find the solution to the equation m − 7 = 3.
-
m
5
6
7
8
9
10
11
12
13
______
m − 7
______
______
______
______
______
______
______
______
______
______
