Advertisements
Advertisements
Question
Solve the following equation: 3y – 8 = 13
Advertisements
Solution
3y – 8 = 13
⇒ 3y - 8 + 8 = 13 + 8 ...(Adding 8 to both sides)
⇒ 3y = 21
⇒ `"3y"/3 = 21/3` ....(Dividing by 3)
∴ y = 7
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.
Solve the following equation: 3y + 8 = 13
Solve the following equation: -3x + 4 = 10
Solve the following equation: 3z + 2 = -4
Solve the following equation: `"z"/2.4 + 3.6 = 5.1`
Solve the following equation: x - `2 1/3 = 5 1/2`
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: 7z + 15 = 3z – 13
A problem states: 'One-third of a number added to one-fifth of it gives 32.' If x is the number, what is the correct equation?
