Advertisements
Advertisements
प्रश्न
Solve the following equation: 3y - (y + 2) = 4
Advertisements
उत्तर
3y - (y + 2) = 4
⇒ 3y - y - 2 = 4
⇒ 2y - 2 = 4
⇒ 2y - 2 + 2 = 4 + 2 ...(Adding 2 to both sides)
⇒ 2y = 6
⇒ `"2y"/2 = 6/2` ...(Dividing by 2)
∴ y = 3
APPEARS IN
संबंधित प्रश्न
The age of a man and the age of his daughter differ by 23 years and the sum of their ages is 41 years. Find the age of the man.
The sum of three consecutive numbers is 54. Taking the middle number as x, find:
(i) expression for the smallest number and the largest number.
(ii) the three numbers.
Solve the following equation: 2x ÷ 3 = 7
Solve the following equation: 3y + 8 = 13
Solve the following equation: 8y = 3- 3y
Solve the following equation: `"y"/1.8` - 2.1 = - 2.8
Solve the following equation: `"2z" - 2 1/2 = 3 1/3`
Solve the following equation: 5x – 2x +15 = 27
Solve the following equation: (7y +8) +7= 8
If 6 is added to twice a number to get 22, the correct equation is:
