Advertisements
Advertisements
Question
Set up equation and solve them to find the unknown number in the following case:
When I subtracted 11 from twice a number, the result was 15.
Advertisements
Solution
Let the number be x.
Twice of this number = 2x
2x - 11 = 15
2x = 15 + 11 ...(Transposing -11 to R.H.S.)
2x = 26
Dividing both sides by 2
`(2x)/2 = 26/2`
x = 13
RELATED QUESTIONS
Set up equation and solve them to find the unknown number in the following case:
One-fifth of a number minus 4 gives 3.
Set up equation and solve them to find the unknown number in the following case:
Ibenhal thinks of a number. If she adds 19 to it and divides the sum by 5, she will get 8.
In a test Abha gets twice the marks as that of Palak. Two times Abha's marks and three times Palak's marks make 280.
The solution of the equation is ______.
The length of a rectangle is two times its breadth. Its perimeter is 60 cm.
The solution of the equation is ______.
In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.
Two times a number increased by 5 equals 9. Find the number.
A number when divided by 6 gives the quotient 6. What is the number?
Twice a number added to half of itself equals 24. Find the number.
Radha got ₹ 17,480 as her monthly salary and over-time. Her salary exceeds the over-time by ₹ 10,000. What is her monthly salary?
If one side of a square is represented by 18x – 20 and the adjacent side is represented by 42 – 13x, find the length of the side of the square.
