Advertisements
Advertisements
प्रश्न
Solve the following equation.
4(x + 12) = 8
Advertisements
उत्तर
4(x + 12) = 8
⇒ 4x + 48 = 8
⇒ 4x + 48 − 48 = 8 − 48
⇒ 4x = − 40
⇒ x = − 10
संबंधित प्रश्न
Factorize 64a3 +125b3 + 240a2b + 300ab2
Factorize `8/27 x^3 + 1 + 4/3 x^2 + 2x`
Write the number of the term of the following polynomial.
ax ÷ 4 – 7
Write the number of the term of the following polynomial.
23 + a x b ÷ 2
Multiply: (x - a)(x + 3b)
Write in the form of an algebraic expression:
Perimeter (P) of a rectangle is two times the sum of its length (l) and its breadth (b).
Write the variables, constant and terms of the following expression
b + 2
An equation is true for all values of its variables.
A school has a rectangular playground with length x and breadth y and a square lawn with side x as shown in the figure given below. What is the total perimeter of both of them combined together?
Match Column I with Column II in the following:
| Column I | Column II |
| 1. The difference of 3 and a number squared | (a) 4 – 2x |
| 2. 5 less than twice a number squared | (b) n2 – 3 |
| 3. Five minus twice the square of a number | (c) 2n2 – 5 |
| 4. Four minus a number multiplied by 2 | (d) 5 – 2n2 |
| 5. Seven times the sum of a number and 1 | (e) 3 – n2 |
| 6. A number squared plus 6 | (f) 2(n + 6) |
| 7. 2 times the sum of a number and 6 | (g) 7(n + 1) |
| 8. Three less than the square of a number | (h) n2 + 6 |
