Addition/Subtraction
Name the inverse operation, including the quantity
x - 17 = 28
add 17
Name the inverse operation, including the quantity
x/7 = 3
multiply 7
3x - 8 = 28
x = 12
Write and solve the equation to find the original price of a pair of shoes if the price after a $25 dollar discount is $73.
p - 25 = 73
p = 98
Who formulated the equation "E=mc^2"?
Albert Einstein
x - 19 = -3
-3x = -12
x = 4
7y + 4 = -17
y = -3
Write and solve the equation
Five more than a number is -18
n + 5 = -18
n = -23
What is the longest river on Earth?
Nile River
z + (-32) = -19
z = 13
9y = 72
y = 8
3x - 4 = -10
x = -2
Write and solve the equation
Six increased by a number is 40
6 + n = 40
n = 34
Who is the author of "The Lord of the Rings" series?
J.R.R Tolkien
32 = z -17
z = 49
-y/17 = 3
y = -51
3 = (r/9) - 4
r = 63
The quotient of a number and 7 is -56.
n/7 = -56
n = -392
What’s the most popular drink in the world that is not alcohol?
Coffee
w - (-7) = 31
w = 24
-3y = 783
y = -261
A shopper bought 4 shirts at the same price and spent $75 on ties. What did each shirt cost if the total cost was $195?
$30 per shirt
A man bought 7 tickets to a performance and received $2 in change from his $100 bill. Write and solve an equation to find the cost per ticket.
7t + 2 =100
t = $14 per ticket
Which bone are babies born without?
knee caps