Algebra
Solve for x: x + 5 = 12
x = 7
What is the perimeter of a square with side length 6 cm?
24 cm
Simplify: 3x + 5x
8x
Distribute: 2(x + 3)
2x + 6
What is the answer to an addition problem called?
Sum
Solve for x: x - 8 = 15
x = 23
Find the area of a rectangle with length 10 cm and width 5 cm.
50 cm²
Evaluate 2x + 7 when x = 4
15
Distribute: 5(y + 4)
5y + 20
What is the answer to a multiplication problem called?
Product
Solve for x: 4x = 28
x = 7
A rectangle has length 15 m and width 8 m. What is its perimeter?
46 m
Simplify: 8y - 3y + 2y
7y
Distribute: 3(2x + 1)
6x + 3
What do we call the distance around a shape?
Perimeter
Solve for x: x ÷ 3 = 9
x = 27
Find the area of a square with side length 12 inches.
144 in²
Evaluate 5a - 3 when a = 6
27
Distribute: 4(x - 5)
4x - 20
What is a letter that represents an unknown number called?
Variable
Solve for x: -6x = 42
x = -7
A triangle has a base of 14 cm and height of 8 cm. What is its area?
56 cm²
Simplify: 4x + 7 - 2x + 3
2x + 10
Distribute: 6(2a + 3b)
12a + 18b
What do we call the space inside a two-dimensional shape?
Area
Solve for x: x/5 = -8
x = -40
A rectangular garden is 20 feet long and 12 feet wide. How much fencing is needed to go around it?
64 feet
Evaluate 3(x + 2) when x = 5
21
Distribute: -3(4x - 7)
-12x + 21
What property states that a(b + c) = ab + ac?
Distributive Property