Properties
Which property is used (commutative, associative or distributive)?
3+7=7+3
Commutative
5x+2+3x
8x+2
3x+4 when x=2
10
9+4x3
21
Marcus ran a 200 meter race in 25 seconds. What is his speed in meters per second?
8 meters per second
Which property is used (commutative, associative or distributive)?
6(2x+5)=12x+30
-4x+6-x-2
-5x+4
(1/2)x+5 when x=8
9
6^2-4x5
16
A child bought 4 bags of rubber bands to make into bracelets. If there are 80 rubber bands per bag, how many total rubber bands did she buy?
320 rubber bands
Which property is used (commutative, associative or distributive)?
(3x+2)+10=3x+(2+10)
Associative
2(4x+3)+3x+1
11x+7
5x+3+9x-2 when x=1
15
12+2x3^2-7
23
A car traveling on I-90 travels 84 miles in two hours. What is the cars speed in miles per hour?
42 miles per hour
Which property is used (commutative, associative or distributive)?
(x+2)(x-3)=(x-3)(x+2)
Commutative
5(-3x+7)-2(4x-2)
-23x+39
(2x+3)(x-4) when x=5
13
2(3)^2-5(3)+7
10
Emilia is filling her pool with water at a rate of 32 gallons per minute. If the pool started with 1,250 gallons in it, how many gallons would it contain after Emilia filled it for two hours?
5090 Gallons
Which property is used (commutative, associative or distributive)?
(10x+6)/2=5x+3
Distributive
(6x-18)/3 +4x+10
6x+4
9-x^2 when x=4
-7
(5^2+10)/(4x3-5)
5
A person driving along the road moves at a rate of 62 miles per hour driven. How far does the person drive in 2.5 hours?
155 miles