Advertisements
Advertisements
Question
Solve the following equation: 8y = 3- 3y
Advertisements
Solution
8y = 3- 3y
⇒ 18 - 3 = 3 - 3y - 3 (Substrating 3 from both sides)
⇒ 15 = - 3y
⇒ `15/-3 = (- 3"y")/-3` (Dividing by -3)
⇒ - 5 = y
∴ y = - 5
APPEARS IN
RELATED QUESTIONS
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 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: x - 3 = `5 1/2`
Solve the following equation: `3/5"x" + 4 = 13`
Solve the following equation: 48 z + 3.6 = 1.2
Solve the following equation: 5 = x - 3
Solve the following equation: `"2z" - 2 1/2 = 3 1/3`
