y + 11 = 21
Find the value of y
y = 10
2x + 3 = 5
Find the value of x
x = 1
Admission into the Dixie Classic Fair is $22. For each ride it costs $3.50. If you have $50, how many rides can you do?
Show me the equation AND the answer.
22 + 3.50R = 50
R = $50
3x + 6 = 21
Find the value of x
x = 5
Finish this sentence.
What you do to one side of the equation......
You must do to the other.
BALANCE
k - 18 = 0
Find the value of k
k = 18
4x - 1 = 35
Find the value of x
x = 9
If you have $135 in your checking account and you earn $32 a week babysitting, how many weeks will it take to earn the $455 you need to go on the Guatemala mission trip?
Show the equation AND the equation
DOUBLE points if you put the Answer in sentence form!
135 + 32w = 455
w = 10
I will work 10 weeks to earn enought money to pay for her Guatemala trip.
6x - 1 = 53
Find the value of x
x = 9
What is the inverse of addition?
Subtraction
x + 1 = 17
Find the value of x
x = 16
3x - 55 = 55
Find the value of x
x = 20
You rent an ebike for a week at the beach. There is a $25 initial fee. There is a 0.40 charge per mile. How many miles can you ride to not exceep the $45 budget your parents gave you?
25 + .40m = 45
m = 50
You can ride 50 miles before exceeding our budget
5x + 20 = 20
Find the value of x
x = 0
What is the inverse of multiplication?
Division
9 - z = 0
Find the value of z
z = 9
5x + 20 = 12
Find the value of x
x = 3.5
I have to buy bottled water for the 8th grade OBX trip. I have 14 bottles left over from field day. I have to buy bottles by the case of 24 for the best price. How many cases will I have to buy to get a total of 240 bottles?
14 + 24c = 240
c = 9.41
I have to buy 10 cases to have enough water.
1/3x=9
Find the value of x
x = 27
What is a variable?
515 + y = 761
Find the value of y
y = 246
1/2 x = 7
Find the value of x
x = 14
My lunch balance was $50 when school started. Each lunch I buy french fries for $4 and chicken tenders for $4. Now my lunch balace is $-46. How many days did I buy lunch?
50 + 8d = -46
d = 12
1/5x + 1= 3
Find the value of x
x = 10
What is a constant?
a number (by itself)