Advertisements
Advertisements
प्रश्न
Solve the following equation: 5x – 2.4 = 4.9
Advertisements
उत्तर
5x – 2.4 = 4.9
⇒ 5x - 2.4 + 2.4 = 4.9 + 2.4 ...(Adding 2.4 to both sides)
⇒ 5x = 7.3
⇒ `"5x"/5 = 7.3/5` ..(Dividing by 5)
∴ x = 1.46
संबंधित प्रश्न
A number is increased by 12 and the new number obtained is multiplied by 5. If the resulting number is 95, find the original number.
A number is increased by 12 and the new number obtained is multiplied by 5. If the resulting number is 95, find the original number.
The age of a man is 27 years more than the age of his son. If the sum of their ages is 47 years, find the age of the son and his father.
The difference between the two numbers is 23. Taking the larger number as x, find:
(i) the expression for a smaller number.
(ii) the smaller number, if the sum of these two numbers is 91.
Solve the following equation: `"z"/2.4 + 3.6 = 5.1`
Solve the following equation: 7x - 2 = 4x + 7
Solve the following equation: `3 2/5 - "y" = 2 1/2`
Solve the following equation: `"2z" - 2 1/2 = 3 1/3`
Solve the following equation: 2 (x - 3) – 3 (x - 4) =12
If a number x is decreased by 15 and the result is multiplied by 3 to get 81, which equation correctly represents this?
