Language of Algebra
What is the difference between an 'expression' and a 'equation' ? (Not a dad joke i promise...and also do not say the spelling..)
Equation has an 'equal' sign, expression does not.
If x=4, find 3x. (Clue: What is three times the value of x)
Simplify: 4x+3x
7x
Expand: 3(x+2)
3x+6
Tom Holland, reprises the role of which marvel superhero?
Spiderman
This letter represents an unknown value in an algebraic expression
Variable
If a=6, find a−2.
6-2=4
Simplify: 8y−5y
Factorise: 3x+9
3(x+3)
Who wrote the famous children's book Charlie and the Chocolate Factory?
Roald Dahl
This is the number in front of a variable
Coefficent
If m=5 and n=2, evaluate 2m+n (Clue: Two steps to solving this question).
2(5)=10 +2 =12.
Simplify: 7a+4−2a+5
5a+9
Expand: −2(y+5)
-2y-10
In what year did the first human land on the Moon?
1969 (I was not around then mums....)
This term has no variable attached.
Constant term
If p=3, evaluate 2(p+4). (Clue: Worth expanding brackets).
2 (7)=14
Simplify: 9x−4+3x+7
12x+3
Factorise: 12x+18
6(2x+3)
The Statue of Liberty was gifted to the USA by which European country?
France
This word describes terms with the same variable and power
Like terms.
If x=2 and y=5, evaluate 3x+2y−1
3(2)=6
2(5)=10
10+6-1
15.
Simplify: 6m+8−9m+2-m
-4m+10
Expand: −3(2x−4)
=-6x+12
Neenish Tart, Pavlova & Fairy Bread are delicacies from which country?
Australia