Vocab & Parts
In the expression 4x - 7, what do we call the plain number -7?
Constant.
Simplify: 3c + 2c
5c
Simplify: 4a - 3a + 2b
a + 2b (or 1a + 2b)?
A festival game costs $5 per person plus a $3 snack fee. Write an expression for the total cost for (n) people.
5n + 3
Write an algebraic expression for: "5 less than 3 times a number (x)
5 - 3x or 3x -5
In the expression -6f - 3f + 9, what are the coefficients (the numbers attached to the variables)?
-6 and -3
Simplify -2c + 3c - 4c
-3c
Simplify: 2.5z + 3.5z
6z or 6.0z
The game "Probability Possibilities" costs 5.5n - 3 dollars. If you get a $2 discount on the total, what is the new simplified expression?
5.5n - 5
Look at the expression -4x + 8y - 12. Name the variables, coefficients, and the constant.
V= x and y
CON= -12
COE= -4 and 8
In the expression 8h + 5d - 14, what are the two variables?
h and d
Simplify: 6f - 3f + 9 - 4
3f + 5
Simplify: 4a - 5b - 6 + 2b - 3a
a -3b - 6
You buy (m) movie tickets for $9.50 each and spend $15.00 on snacks. Write an expression for your total spending.
9.50m + 15
Write an expression for: "Sam bought 4 shirts that cost (s) dollars each and 2 pairs of pants that cost (p) dollars each, then used a $10 coupon."
4s - 2p - 10
Which property lets us reorder terms in an expression, like changing -2c + 3c - 4c to 3c - 2c - 4c?
Commutative Property
-2c + 3c - 5 - 4c + 7
-3c + 2
Simplify: -6z + 3.5z + 5y - 8
-2.5z + 5y - 8
eam A scores 4x + 10 points. Team B scores 2x + 5 points. Write a simplified expression for the total points scored by both teams together.
6x + 15
Simplify this long expression: 12 - 5x + 3 + 9x - 2x - 8
2x + 7
True or False: 3x and 3y are like terms.
FALLLLLLSSSSEEEEEEE
Simplify 10x -4x +8 -12
6x -4
8h - 7.3d - 14 + 5d - 3.2h
4.8h - 2.3d - 14
A store offers a discount expression of 12.70 - n + 9. Simplify this expression.
21.70 - n
Simplify: -3.7 + 5g + 4k + 11.1 - 10g - 2k
-5g + 2k + 7.4