Simplifying
Simplify
2a + 3a + 4a
9a
What is the answer when a = 4
3a + 5
17
Multiply out the brackets
2(a + 3)
2a + 6
Factorise
4a + 8
What is 4y x 2b
8by
Simplify
3a + 2b + 4a + 6b
7a + 8b
What is the answer when a = -2
3a + 10
4
Multiply out the brackets
3(2a + 3)
6a + 9
Factorise
6a - 9
3(2a - 3)
How many children does Mrs Barnes have?
2
Simplify
3a - 7 + 6a + 9
9a + 2
What is the answer when a = 3 and b = -1
4a + 5b
7
Multiply out the brackets
4a(5a + 7)
20a2 + 28a
b(b-8)
Factorise b2-8b
An unknown number is put into a function machine.
The machine will multiply the number by 3, then subtract 2.
The number that comes out is 16
What number went in?
6
Simplify
3a2 - 2a + 6a - a2
2a2 + 4a
What is the answer when a = 5 and b = -3
4ab + 3a
-45
Multiply out the brackets
7a(a + 2)
7a2 + 14a
Factorise
10a2 + 15a
5a(2a + 3)
Solve 4(y+6) = 36
4a - 6b + 3c - c + 2b - 7a
-3a - 4b + 2c
What is the answer when a = 5 and b = 2
4a2 + 2b2
DAILY DOUBLE!
108
18b + 30 + 15b2 + 6b = 15b2 + 24b + 30
Expand and simplify 6(3b + 5) + 3b(5b + 2)
Factorise
21a3 - 14a
DAILY DOUBLE!
7a(3a2 - 2)
Factorise 10c2 + 25c