Expand two brackets and simplify
7th grade (Year 8 in England) · 16 questions · Common Core: 7.EE.A.1 · England: KS3 Algebra, GCSE Foundation Algebra
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Date
Score/ 16
Question 1
A rectangle is 3 cm wide and (3x + 2) cm long. Write and simplify an expression for its perimeter in cm, using brackets first: 2(3 + 3x + 2).
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Question 2
Expand and simplify 4(x − 4) − 4(x + 4).
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Question 3
Expand and simplify 5(x + 7) + 5(x + 1).
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Question 4
A rectangle is 2 cm wide and (4x + 2) cm long. Write and simplify an expression for its perimeter in cm, using brackets first: 2(2 + 4x + 2).
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Question 5
Expand and simplify 3(x − 1) − 3(x + 6).
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Question 6
Expand and simplify 6(x + 8) + 3(x + 8).
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Question 7
A rectangle is 3 cm wide and (3x + 1) cm long. Write and simplify an expression for its perimeter in cm, using brackets first: 2(3 + 3x + 1).
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Question 8
Expand and simplify 5(x + 5) − 5(x − 6).
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Question 9
Expand and simplify 2(x + 2) + 2(x + 1).
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Question 10
A rectangle is 3 cm wide and (2x + 4) cm long. Write and simplify an expression for its perimeter in cm, using brackets first: 2(3 + 2x + 4).
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Question 11
Expand and simplify 3(x − 5) − 3(x − 1).
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Question 12
Expand and simplify 5(x + 4) + 3(x + 4).
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Question 13
A rectangle is 2 cm wide and (3x + 3) cm long. Write and simplify an expression for its perimeter in cm, using brackets first: 2(2 + 3x + 3).
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Question 14
Expand and simplify 5(x − 1) − 5(x + 5).
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Question 15
Expand and simplify 2(x + 4) + 5(x + 1).
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Question 16
A rectangle is 2 cm wide and (2x + 5) cm long. Write and simplify an expression for its perimeter in cm, using brackets first: 2(2 + 2x + 5).
Answer
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