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a) a - 2 = 9
b) 
c) 2c - 3 = 11
a) a = 11
b) b = 15
c) c = 7
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Here is a sequence of numbers
4, 7, 10, 13
a) Find the next term in the sequence
b) Write the rule for continuing the sequence
a) 16
b) +3
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a) Simplify a + a + a
b) Simplify 8b + 3 - 2b + 7
c) Solve the equation
a) 3a
b) 6b + 10
c) x = 12
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5x = 20
y = -1
3x - y = 13
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a) Write down an expression for the perimeter in terms of x and y
b) When x = 4cm, the perimeter of the quadrilateral is 68cm. Find the value of y.
a) 14x + 6y
b) y = 2
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Given that a = 7, b = 3 and c = 5
a) Work out the value of a + 2b + 3c
b) Work out the value of abc
c) abcd = 0
What is the value of d?
a) 28
b) 105
c) d = 0
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a) Simplify 8a - b + 4a - 2b
b) Multiply out x(x - 7)
a) 12a - 3b
b)
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a) Solve the equation x + 5 = 20
b) Solve the equation 2y + 3y = 20
a) x = 15
b) y = 4
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a) Here is a sequence of numbers
8, 15, 22, 29, 36
Write down the next number in the sequence
b) Here is a different sequence of numbers
1, 2, 4, 8, 16
Which numbers are square numbers?
a) 43
b) 1, 4, 16
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a) Solve the equation
b) Solve the equation 7x - 3 = 60
c) Write down one integer that satisfies the inequality 7y < 63
a) w = 63
b) x = 9
c) Any number bigger than 9
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a) Simplify 5c + 3c - c
b) Simplify 7x + 2y - 3x - 5y
a) 7c
b) 4x - 3y
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a) You are given that 6x = 48
Work out the value of 5x
b) Solve the equation 2(4y - 1) = 18
a) 5x = 40
b) y = 2.5
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Billy and Mina are investigating sequences that begin with 1, 2, 4, ...
a) Billy says the next term is 8
What rule could Billy be using?
b) Mina says the fourth term is 7.
What rule could she be using?
a) x2
b) + consecutive numbers
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A rectangle has an area of and a perimeter of 26cm. Find the length and width of the rectangle.
Length = 8cm
Width = 5cm
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Solve these equations:
a) 4x - 7 = 5
b) 2(y + 5) 28
c) 7z + 2 = 9 - 3z
a) x = 3
b) y = 9
c) 7/10
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The sum of two numbers is 15.
The difference of the same two number si 3.
What is the product of the two numbers
54
9 and 6
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