Identifying
What is the variable in the following algebraic expression?
3-4w
w
10 (x -4) + 5x
15x -40
What would the given algebraic expression become if x=4 and y=2
2x-3y
2*4-3*2
What operation is done when Distributing a number?
Multiplication
What is the constant in the following algebraic expression?
5g+19
19
7(2x -8) -(x + 9) -2x
11x-65
Evaluate the given expression if x=-1 and y=3
3x-4y+2
-13
How many pairs of like terms are in the given algebraic expression?
4x^2-3y+4x+2y
one pair,
-3y, 2y
What is the coefficient in the following algebraic expression?
8-7y
-7
Simplify the given algebraic expression by distribution:
-5(-4n+3)
20n-15
Evaluate the given expression if x=5, y=2, and z=3
2x-2y+2z+2
14
Does the distributive property or combining like terms come first when simplifying algebraic expressions?
Distributive - Multiplying
How many terms are in the following algebraic expression?
3x-4y+18-2z
4 terms
3(x + 5) - 4
3x + 11
Evaluate the given expression if x=-3 and y=-5
4xy+6y
30
In the given algebraic expression, what would be the SECOND step in simplifying?
23-4(3x+5)
23-20
Which of the following algebraic expressions will have ONLY 2 terms AFTER being simplified?
3x-2y+18-5
21-3x+17-4x
2a+3b-4-5a
21-3x+17-4x
2x - 3(-x + 7)
5x - 21
Evaluate the given expression if x=1 and y=0
(3x^2)/(2y)
undefined/does not exist--cannot DIVIDE BY ZERO
-7(x + 4) + 2x - 15
-5x - 43