Download Skills Practice Stretch Memory Literacy Research Simplifying

Fill the blanks with these words; collect, expression,
variable, like, unknown, equation
A) 2x + 3x
B) 2x + 3x = 25
A is an ______, B is an ______. In A x is a ____. In B x is
an ____ that you can find the value of. You can ____ the
terms in A because they are ____.
A – Simplify
C – Simplify
1)
2)
3)
4)
5)
6)
1)
2)
3)
4)
5)
6)
5x + 6x + 3x
8m + 2m – 3m
9y – 4y + 2y
4b + 5b – b
9p – 7p + 4p – 5p
4c + 3c – 11c
B – Simplify
1)
2)
3)
4)
5)
6)
3xt
5xg
b÷3
7÷w
mxn
pxq
a x a = a2
2 x b = 2b
a x b = ab
2÷b= 2
b
3 x 4d
5 x 2m
7f x 2
8s x 5
14c ÷ 2
20v ÷ 5
D – Simplify by collecting like terms
1) 10a + 8b + 3a
2) 2b + 6c + 4b
3) 8a + 4 + 2a + 3
4) 6h + 2 + h + 11
5) 7m + 2n + 3m + 4n
6) 5k + 2l – 2k + 3l
Search Google for Khan Academy
Origins of Algebra and watch the
short video.
Write down ten facts from the
video relating to the origins of
algebra.
E – Simplify
1) 7n2 + 8p – p + 5n2
2) 8x2 – 3x – 3x2
3) -7b + 2a + 3b – 5a
4) -3g2 + 2g – 4g2 + 4g
5) 5c x 2d
6) 6h x 3i
7) 7z x 3z
8) 8s x 5s
F – Which of these expressions
simplify to give -3x – 4y
a) 6x + 4y – 9x – 4y
b) 12x + 3y – 9x – 7y
c) 4x + 7y – 7x – 3y
d) x + 2y – 4x – 6y