Brackets :: Level 3Expand algebraic expressions containing brackets and simplify the resulting expression in this self marking exercise. 
This is level 3: multiplying a single positive integer over a bracket. You can earn a trophy if you get at least 9 correct and you do this activity online.
Simplify the following expressions by removing the brackets. Order the terms in your answers so that variable terms come before the constants .
This is Brackets level 3. You can also try:
Level 1
Level 2
Level 4
Level 5
Level 6
Level 7
Level 8
Level 9
Level 10
Factorising
Collecting Like Terms
More Algebra
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Level 1  Collecting like terms when 1 term is repeated
Level 2  Collecting like terms when 2 terms are repeated
Level 3  Multiplying a single positive integer over a bracket
Level 4  Multiplying a single negative integer over a bracket
Level 5  Multiplying a variable over a bracket
Level 6  Expanding products of two simple binomials
Level 7  Expanding products of two binomials
Level 8  Squaring a binomial
Level 9  Simplifying more complex expressions involving brackets
Level 10  Expanding products of three binomials (cubic expressions)
Exam Style Questions  A collection of problems in the style of GCSE or IB/Alevel exam paper questions (worked solutions are available for Transum subscribers).
Binomial Theorem  Exercises in expanding powers of binomial expressions and finding specific coefficients.
More Algebra  There are many more exercise, Starters and other Algebra resources on the main Algebra page.
Remove the brackets to give 5d  2d  2
[note that everything inside the bracket is subtracted from 5d]
Collect like terms to give 3d  2
Remove the brackets to give 9d  7  5d + 2
[note that negative 2 becomes positive due to the negative sign in front of the second bracket]
Collect like terms to give 4d  5
Multiply each term inside the bracket by 4 to give 8d + 16
Multiply each term inside the bracket by negative 5 to give 25d  20
Multiply each term inside the bracket by 4d to give 20d²  20d
Multiply each term of the first bracket by each term of the second bracket to give d² + 7d  2d  14
Collect like terms to give d² + 5d  14
F.O.I.L. First Outer Inner Last
Multiply each term of the first bracket by each term of the second bracket to give 12d² + 8d + 21d + 14
Collect like terms to give 12d² + 29d + 14
Write as (3d + 2)(3d + 2) then expand as in the previous example to give 9d² + 12d + 4
Multiply out the brackets to give 15d + 5  2 + 4d
Collect like terms to give 19d + 3
Multiply out the first pair of brackets to give (2x²+2x4)(x+2)
Multiply each term in the first set of brackets by each of the terms in the second set of brackets then collect like terms to give 2x^{3} + 6x²  8
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