Use the Distributive Property to write each expression as an equivalent algebraic expression.
–9(–x + 5)
Subtract. Use models if needed.
(–4
x + 7) – (5
x – 9)
Subtract. Use models if needed.
(12
x + 3) – (2
x + 10)
The expression x + 18 represents the perimeter of the rectangle shown. Write an expression that represents the length of the rectangle.
x + 5 |
Add. Use models if needed.
(4
x – 12) + (–
x + 7)
Use the Distributive Property to write each expression as an equivalent expression. Then evaluate it.
7(7 – 9)
Simplify each expression.
–4 + 10
a – 5 –
a
Find the GCF of each pair of monomials.
20
a, 24
ab
Use the Distributive Property to write each expression as an equivalent algebraic expression.
(7 + a)3
Identify the coefficients in the expression below.
–6x + 5 y + 4x + 9
The side lengths of a triangle are given by the expressions 2x + 5, 5x + 4, and 3x + 4. Find the perimeter of the figure if x = 7.
Factor each linear expression. If the expression cannot be factored, write cannot be factored.
36
x – 9
Add. Use models if needed.
(4
x – 4) + (–
x + 2)
Simplify each expression.
–7
x+4(1 +
x)
Find the GCF of each pair of monomials.
15
x, 12
x
A rectangular swimming pool has an area of (70x + 10) square feet. Find possible dimensions of the pool.
Use the Distributive Property to write each expression as an equivalent expression. Then evaluate it.
(5 + 1)3
The side lengths of a triangle are given by the expressions 5x + 3, 5x + 5, and 3x – 2. Write and simplify a linear expression for the perimeter of the triangle.
Identify the like terms in the following expression.
12y + 9x + 7x
The expression 9x represents the number of miles Allison hiked, and 4x + 5 represents the number of miles that Adrian hiked in x days. Write an expression to show how many more miles Allison hiked than Adrian.