Simplifying Expressions
Combine like terms in the following expression
4x - 16 + 7x - 12
What is
11x-28
Translate the following expression into words
9 - (x + 1)
Answers may vary
9 minus the sum of x and 1
Terms that contain the same variables raised to the same power
What is like terms
3(x + 5)
What is 9?
8x - 2
What is
2(4x - 1)
Simplify the following expression.
-10 (3x + 8)
What is
-30x + -80
Translate the expression into words
(1/4)m
Answers may vary
one-fourth of m
What is the coefficient?
Evaluate the expression if a = 2 and b = 4
3a + 2b - 4
What is 10
Expand the following
8(3x + 4)
What is
24x + 32
Simplify the following expression
2(5y - 7) + 3y - 2
What is
13y + -16
Translate the following into words
3y - 7
Answers may vary
7 taken away from the product of 3 and y
Numbers that are added/subtracted that are not affected by a variable
What is a constant?
Janet gets paid $250 a week, and she got a signing bonus of $35. Write an expression that represents the amount of money Janet gets after x weeks
$250x + 35
Factor the following expression
24x2 + 8x - 4x
What is
4x(6x + 2 - 1)
Add the expressions
(-7x + 2) + (5x -3)
What is
-2x + -1
Translate the following into words
5 + (8 + y)
Answers may vary
5 more than the sum of 8 and y
Letters or symbols that represent an unknown value
What is a variable?
It is $150 a night to stay at the Hilton Hotel plus a one-time fee of 50 dollars to save the room. If John wants to stay for 3 nights, how much will he pay?
Write an expression and evaluate it
$150x + 50
150(3) + 50 = 500
Expand the expression
-5y(3x - 1)
What is
-15yx + 5y
Subtract the expressions
(3z + 4) - (8z + 10)
What is
-5z + -6
3y - (5 + 7)
Answers may vary
The sum of 5 and 7 subtracted from 3 times y
A mathematical phrase that contains constants, variables, and operations
What is an expression?
The perimeter of a square is 12x - 4. What is the length of one side?
What is 3x - 1
-27y + -18