Advertisements
Advertisements
प्रश्न
If x = 2 and y = 3, then find the value of the following expressions
4y – x
Advertisements
उत्तर
Given: x = 2, y = 3
4y – x = 4(3) – 2
= 12 – 2
= 10
APPEARS IN
संबंधित प्रश्न
Factorize `x^2 + 5sqrt5x + 30`
Factorize `x^2 + 2sqrt3x - 24`
What are the possible expressions for the dimensions of the cuboid whose volume is 3x2 - 12x.
Factorize the following expressions:
x3y3 + 1
Factorize 8a3 + 27b3 + 36a2b + 54ab2
The factors of x3 −x2y − xy2 + y3 are
Separate the constants and variables from the following :
`-7,7+"x",7"x"+"yz",sqrt5,sqrt("xy"),(3"yz")/8,4.5"y"-3"x",`
8 −5, 8 − 5x, 8x −5y × p and 3y2z ÷ 4x
Multiply: (2x - 3y)(2x - 3y)
Divide: - 16ab2c by 6abc
Divide: 9a4b - 15a3b2 + 12a2b3 by - 3a2b
The area of a rectangular field is 25x2 + 20xy + 3y2 square unit. If its length is 5x + 3y unit, find its breadth, Hence find its perimeter.
Divide: 6x2 - xy - 35y2 by 2x - 5y
Express the following as an algebraic expression:
The sum of x and y minus m.
The solution of the equation `"3x" - 1/2 = 5/2 + "x"` is ______.
Write the variables, constant and terms of the following expression
b + 2
If x = 2 and y = 3, then find the value of the following expressions
x + 1 – y
An equation is true for all values of its variables.
The figure shows the dimensions of a wall having a window and a door of a room. Write an algebraic expression for the area of the wall to be painted.

A school has a rectangular playground with length x and breadth y and a square lawn with side x as shown in the figure given below. What is the total perimeter of both of them combined together?

Which of the following is an example of a monomial?
