Maria bought seven boxes. A week later half of her boxes were destroyed in a fire. There are now 22 boxes left.With how many did she start?
x=37 boxes
100
1.3x-0.7x= 12
What is x=20
200
What is a? 14a-7=21
a=2
200
What is e? 56e-2=120
e=2
200
What is 4x+(-84)= -144
x=-15
200
Anna won 40 pieces of candy playing horseshoe at her school's game night. Later, she gave two to each of her friends. She only has eight remaining. How many friends does she have?
x=16 pieces of candy
200
5x-(3x+2)=1
What is x= 3/2 or 1.5
300
What is y? 1-3y= 14
y=5
300
What is w? w
--- -5= 25
2
w=60
300
What is m? m\18 + (-15) = -20
--
m= .2778
300
Last year Kim made 25 cupcakes for the bake sale. This year she made 38 cupcakes. How many new cupcakes did Kim make?
x=13 cupcakes
300
2x+8=4
What is x=-2
400
What is z? 5z-15=30
z=9
400
What is a? 9a-5=9
-
a= 1.5
400
What is x? x\6 -(-7)=5
x= 72
400
A cell phone company a monthly rate of $12.95 and $0.25 a minute per call. The bill is $21.20. How many minutes were charged on this bill?
x=33 minutes
400
5x+2=10
What is x=1.6
500
What is c? c-5=10
c=15
500
What is s? 13s+91=143
s=4
500
What is t? 12t + (-41) = 499
t=45
500
Jill sold half of her comic books and then bought sixteen more. She now has 36. With how many comic books did she have to begin?