Distribute
3(2x + 2)
6x + 6
Identify all the like terms:
6 + 3 - 5m + 9m + 2m2
6 and 3; -5m and 9m
An expression for the cost of an order of 3 burgers, 2 fries, and a milkshake if burgers cost b dollars, fries cost f dollars, and milkshakes are m dollars.
3b + 2f + 2m
3b if b=2
6
How many terms?
4y + 8x -2
3
–2(a + 1)
-2a - 2
Combine like terms:
8a - 3a + 15b + 9b
5a + 24b
Jeff earns $12 dollars a week for chores. Write an expression for how much he has earned after w weeks.
12w
10-2y + 1 if y=3
5
Identify the coefficients(s).
7x - 49
7
–4(5z + 2)
-20z - 8
Combine like terms:
4x - 3x + 12 + 19
x + 31
A newborn baby weighed 7 pounds. It gains 2 pounds a month. How much will it weigh after m months?
7 + 2m
16 x + 2c if x = 1 and c =0.5
17
An expression for twice a number minus 6.
2n - 6
Distribute and simplify
5(a + 5) -10a +2
-5a + 27
Distribute and simplify
2(c - 3) + 5c
7c-6
Mrs. Mather had 100 pencils. Every day 2 are used up. How many pencils are left after d days?
100-2d
3-7y + 8 if y = 2
-3
Like terms have the same_________
variable.
-1/2(-4y - 10)
2y + 5
Combine like terms:
12m - 19x - 3m + 19x
9m
12 less than h hats.
h - 12
5-2y if y = -4
13
An expression does not have _____________.
An equal sign or greater than/less than symbols.