Collect Like Terms
What are like terms?
What is required for pronumerals and their power?
What to do first when multiplying terms?
Multiply the numbers first.
What does expanding brackets mean?
Remove the brackets
If a = 5, b = -2, evaluate 2a+b
8
What is the number in front of variables in algebra?
50 bonus points if you can answer this question:
"The term 'algebra' comes from the Arabic word meaning ..."
a. restoration b. translation c. transition
Coefficient
Sort the following terms into groups:
6x 5a x 2bc 45g2 4cb 13x 3g2 5xy 5b 9x2y -xy -5g2 8x2y y2x xy2/2
6x x 13x
5a
2bc 4cb
45g2 3g2 -5g2
5xy -xy
5b
9x2y 8x2y
y2x xy2/2
Simplify: 4a x 7b
28ab
Expand: 3(x+5)
3x+15
Solve the following equation: x + 1.9 = 26.2
x = 24.3
What is the coefficient of x2 in x2/3?
1/3
Simplify the following:
3x + 1 - x - 10 + y
2x + y - 9
Simplify: 28ab/2a
14b
Expand: 4(2a+d)
6a+4d
Solve the following equation: 4x + 3 = -12
Score double if you can show full and correct working out.
x = -15/4
Simplify the following:
-2a2 x -a3/2
a5
Simplify the following:
-8 + 4ab + 9x - 8ba -2 - 3x
-10 - 4ab + 6x
Simplify: -5a x -4a
20a2
Expand and simplify: -2(a+1)-3a
-5a-2
Solve the following equations:
(2x+1)/3=10
100 bonus points if you can show full and correct working out.
29/2
Mary has y books. Tom has 4 more books than Mary. Cindy has 5 times as many books as Tom. Write down an expression, in terms of y, that can be used to work out the number of books that Cindy has. (Don’t actually calculate the number of books.)
Cindy has 5(y+4) books
Simplify the following:
4xy + 9d - 5yx - d - xy/2
-3xy/2 + 8d
Simplify: -40a2/8a
Bonus: You can pick the next question.
-5a
Expand and Simplify: 4(2a+3)-2(6a-1)
Score double if you can show full and correct working out.
-4a+14
Determine the values of x when the result of 5x − 2 is a two-digit number.
The values of x are between 3 and 20
Simplify the following:
(4p2q7 x (3p3q)0)/(6pq x p5q4)
Score double if you can show full and correct working out.
2q2/3p4