Vocabulary
Write a term from the algebra below?
3x + 4 - 5b
Just one of these:
3x
4
-5b
If x = 3 then what does
x + 3 = ?
6
True or False:
Is 3a and 5a like-terms?
True
Flynn had $10 and spent some money on tuckshop (let this be m) and now has $6 left.
Write the maths equation for this.
$10 - m = $6
Flynn had $10 and spent some money on tuckshop (let this be m) and now has $6 left.
$10 - m = $6
Calculate how much money Flynn spent at the tuckshop (what does m = ?)
m = $4
Write the expression:
3x + 4 - 5b
3x + 4 - 5b
If x = 17 then what does
x - 9 = ?
8
Are 5b and 4ab like terms?
No - one has just a b and the other has an ab
Rosie has 15 squishys. Rosie hands some squishys (let this be the letter s) to Bella so Rosie only has 3 squishys left.
Write an EQUATION (don't solve) for this situation.
15 - s = 3
Rosie has 15 squishys. Rosie hands some to Bella so Rosie only has 3 squishys left.
15 - s = 3
How many squishys did Rosie give to Bella?
s = 12
What is the pronumeral in the example?
4a
a
the letter
If x = -5 then what does
5x = ?
-25
Simplify the following:
5a + 4a - 3b
9a - 3b
Flynn owns an unknown number of go-karts (let this be the letter k). Trace has three times as many go-karts.
Write an EXPRESSION for this scenario (don't solve).
3k
3k = 36
What does k equal?
k = 12
What is the coefficient in this example?
6b + 2
6
the number before the letter
If x = 2 then what does
9x + 7 = ?
25
Simplify the following:
9a - 10a + 3b + 2b + 10
-1a + 5b + 10
Eilijah has currently won an unknown amount of boxing competitions this year. Let this be the letter w. By the end of the year, he doubles the amount of wins he had and adds another 3 wins.
Write an EXPRESSION (don't solve) for this situation.
2w + 3
4(2 + t) = 40
what does t = ?
t = 8
What is the constant in this expression?
5x + 8
8
Just the number because it never changes
If x = 6 then what does
3(x + 5) = ?
33
Simplify the following:
3a2 - 2a + 8a2 + 9
11a2 - 2a + 9
Michael had 4 videos games but lost an unknown amount (let this be g) in April. Later, he buys 4 times the amount he had in April.
Write an EXPRESSION for this (don't solve)
(4-g)x4
= 4(4-g)
3(20-x) =27
What does x = ?
x = 11