Show:
terminology
add/subtraction
multiply/divide
2-step equations
word problems
100
an unknown number in a math equation.
variables
100
what does a equal 13+16-3=a
a=26
100
7x3=t
t=21
100
7(9)-r=61
r=2
100
Shaylin has 13 cans of Pepsi and she drank r amount of them, she has 5 left. How much Pepsi did Shaylin drink?
shaylin has 8 cans of pepsi left. r=8
200
a combination of expressions with an equal sign in the middle.
equation
200
what does r equal r-2=9
r=11
200
4x12=w÷2=s
w=48 s=24
200
32(r)-14=t
r=2 t=50
200
Chloe has 42 cats she only likes q of them she has 24 left when she sells the ones that she doesn’t like. How much cats does Chloe have left?
q=18
300
a combination of numbers and variables and a combination of operations.
expression
300
30-17=3+2=t
t=5
300
3x12=w÷2=S
y=1
300
243(q)-30=s
q=486 s=456
300
Caitlyn has 42 computers but she only uses s of them and she wants to sell three for $100 each and she wants to sell 32 more for $250 because their in perfect condition! how much money does she have in total and how much computers will she have when she's done selling all the ones that she wants to sell?
s=3 she will have 11,900 dollars after she sells them! she will have 10 computers left when she's done selling them!
400
a number that is added or subtracted to a variable.
constant
400
what does u equal? 200-175+u=32
u=7
400
s×7÷3=r×13
s=91
400
12(d)=48+12=w
d=4 w=60
400
Nevada sold 32 baby puppies and she kept y of them but then they got 12 more after again she has 49 puppies in total now. How much puppies did she keep?
Y=5 Answer=49
500
a number that multiplies by a variable.
coefficient
500
92-33=r+3420-4=3448
R=31 3420=3451-4=3448
500
d÷2×25=42775
d=3422
500
4567-3027(s)+23=r 4567-3027=1540 1540(2)=3080 3080+23=3103
s=4 r=3103
500
If Sydney had 3oo cats and she sold r amount of them to kylie and she has 29 cats left. How much cats did she sell?
r=271