Addition and Subtraction Patterns
Trending Questions
How Do you find free variables in a matrix?
What is the standard form of linear programming problem?
What must be subtracted from 4x3−3x+5 to get 2x2−3x3+5x−2?
- 7x3+2x2−8x+7
- x3−2x2−8x+7
- 7x3−2x2−8x+3
- 7x3−2x2−8x+7
Question 1 (iv)
Simplify combining like terms:
3a - 2b - ab - (a - b + ab) + 3ab + b - a
The sum :
2xy+4yz+5xy+3yz-6xy
Find the perimeter of the figure (Consider side length of each small square = 1 unit).
- 33 units
- 30 units
- 34 units
- 32 units
The statement sum of and twice of a number is can be expressed as .
If the equation is and the value of variable is . Check whether it satisfies the equation or not ?
If the equation is and the value of variable is check whether it satisfies the equation or not ?
- 22
- 23
- 25
- 24
The length of the side of a square-shaped farm whose perimeter is 120ab km is
40ab km
30ab km
20ab km
50ab km
Vanita is years old at present. Find her age after years. Also, find her age years ago.
If the equation is and the value of variable is check whether it satisfies the equation or not ?
What is the value of 'x' from the figure?
2
3
4
5
Do you remember the weighing machine problems a while ago. We weren't able to get the value of x at that time. But we know our trick now, don't we?? What is the value of 'x' from the figure?
2
3
4
5
Write an equation for the following:
On adding to eight times a number, we get
- 50
- 53
- 51
- 52
- A mathematical statement
- A symbol to represent an unknown quantity in an expression
- An operator
- A constant
Tina noticed juicy oranges in a shop and asked the shopkeeper for the price. He said each costs Rs x. She bought 3 of them. What is the coefficient of x after calculating the total amount spent by Rina and Tina, if Rina had already spent Rs (6x+4y)?
- 13x + 13y
- 13x + 12y
- 6x + 6y
- 12x + 14y
Look at the pattern given:
If we consider a single figure, then what pattern does the number of squares in each row follow?
Odd numbers
Even numbers
Perfect squares
Prime numbers
Ethan is given the responsibility for buying a week's supply of food and medication for the dogs and cats at a local shelter. The food and medication for each dog cost twice as much as those supplies for a cat. He needs to feed 164 cats and 24 dogs. Her budget is Rs. 4240. How much can Ethan spend on each dog for food and medication?
[4 MARKS]
The variable in the expression 9x + 32 is ______.
x
9
32
+
For the expression answer the following.
What is the number of terms in the expression ?
Identify the pair(s) of like terms among the given options.
4x, 8x2
4xy, 8x2
4xy, 3yx
All terms are unlike
- 3x+2y, 2x+7y
- 4x+4y, 5x+1y
- 3x+7y, 6x−2y
- 3x+3y, 4x+7y