Adding Expressions
Simplify the following expresion by adding the expression: 5x + 7 + 2x - 3
7x - 4
Simplify the expression by subtracting the expressions: 3x + 8 - 2x -5
x + 3
Simplify the following expression by distributing: 4(3x + 3)
12x+12
What is the HCF for:
4a2 and 14ab
2a
What is a variable?
Simplify the expression by adding the expressions:
6x +8 + 4x + 4
10x + 12
Simplify the expression by subtracting the expressions: 7x + 8 - 4x - 3
3x + 5
Simplify the following expression by distributing and adding/subtracting the following expressions:
5(3x + 8)
15x +40
Factorise
25x+30
5(5x+6)
What is a coefficient?
A number that is being multiplied by the variable
Simplify the expression by adding the expressions: 10x+ 5 + 32y -8
10x + 32y - 3
Simplify the expression by subtracting the expressions: 13x - 7 -10x
3x - 7
Simplify the following expression by distributing and adding/subtracting the following expressions:
3(2x +4) - 5
6x + 7
Factorise
x2+9x+20
(x+4)(x+5)
The coefficient of the expression: 3x + 7
3
Simplify the expression by adding the expressions:
6x + 10y + 5 + 4x + 6y +2
10x +16y + 7
Simplify the expression by subtracting the expressions: 4x - 4x + 10
10
Expand the brackets:
(r + 5) (r - 8)
r2 - 3r -40
Factorise
x2+6x+9
(x+3)2
The constant in the expression: 5y+3x - 3
-3
Simplify the expression by adding the expressions:
7x + 6y + 8 + 4x + 7y + 2
11x + 13y + 10
Simplify the expression by subtracting the expressions: 3x +8 - 8 + 7x + x
11x
Expand the brackets:
(3n + 2)(n - 1)
3n2 - n - 2
Factorise
x2+8x+16
(x+4)(x+4) or (x+4)22
How many terms in this expression: 7x - 5 - 3x + 8 - 3y
5