Identifying parts of algebraic expressions
In the expression 5y + 2, what is the variable?
y
Evaluate the expression for y = 3.
5y + 2
5(3) + 2 = 17
9 more than a number p
9 + p or p + 9
In the expression 5y - 6a + 3, identify the coefficients.
5 and -6
Evaluate the expression for x = 7.
105/x + 3
18
the product of a number, g, and 4
g x 4 or g(4)
How many terms are in the expression
2x + 4y - 9
3
2(3) + 12 ÷ 4
6 + 3
9
the quotient of a number, m, and 3
m ÷ 7
In the expression 2x - 5 - 7x, what is the constant?
-5
2(6² - 4)
2(36-4)
2(32)
64
15 less than a number b
b - 15
List the coefficients from this expression
2x - 5 - 7x + 4x - x
2, -7, 4, -1
Evaluate the expression for x = 5.
2x² + 7
57
8 times the sum of a number, k, and 12
8(k + 12)