Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
Find the sum or difference
(2d ­ 4) ­ (d ­ 2)
Factor out the coefficient of the variable
3 + 3
d
4
8
Find the terms and like terms
21x + 6 ­ 2x ­ 5
Simplify the expression
4g ­ 3(­4g ­ 5)
Simplify the expression
8s ­ 11s + 6
On a hike, each hiker carries the items shown. write an expression in simplest form that represents the weight carried by x hikers.
3.4 lb
4.6 lb
2.2 lb
Write an expression in simplest form for the area of the rectangle shown.
5 ft
(h + 10) ft
Find the sum or difference
3(2 ­ 0.9h) + (­1.3h ­ 4)
Identify the terms and like terms in the expression
1.4y + 5 ­ 4.2 ­ 5y2 + z 1
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
2d ­ 4 ­ d + 2
= 2d +(­4) + (­d) + 2
= 2d + (­d) + (­4) + 2
= d + (­2) = d + (­2) or d ­ 2
2
Zonk Review for Section 3­1 and 3­2.notebook
3d + 3
4
8
= 3 (d + 2)
8
April 21, 2015
3÷ 3
4 8 = 2
3
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
Terms: 21x, 6, ­2x, ­5
Like Terms: 21x & ­2x and 6 & ­5
4
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
4g ­ 3(­4g ­5)
= 4g +(­3)(­4g + ­5)
= 4g + 12g + 15
= 16g + 15
5
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
8s ­ 11s + 6
= 8s + ­11s + 6
= ­3s + 6
6
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
4.6x + 2.2x + 3.4x
= 10.2x 7
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
5(h + 10)
= 5h + 50
8
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
3(2 ­ 0.9h) + (­1.3h ­ 4)
= 3(2 + ­0.9h) + (­1.3h + ­4)
= 6 + ­2.7h + ­1.3h + ­4
= ­4h + 2
9
Zonk Review for Section 3­1 and 3­2.notebook
April 21, 2015
Terms: 1.4y, 5, ­4.2, ­5y2, z
Like Terms: 5 & ­4.2
10