2 + |3 - 8|
2 + |-5| = 7
k + 8k - 10
9k - 10
x more than 7
x + 7
What period is this?
Period 3A
What is a variable?
A letter that expresses a number (ex.: a, b, c)
a = 2 and b = 10
3b + 3a = ?
3(10) + 3(2) = 36
9(x + y)
9x + 9y
18 decreased by 3 times d
18 - 3d
What planet is sixth from the sun?
Saturn
A negative multiplied by a a positive is what?
A negative
x = 7 ; y= -3
3x - 4y + 2y = ?
3(7) - 4(-3) + 2(-3) => 27
3x - 4y + 2y
3x - 2y
two plus four divided by three minus one
(2 + 4) / (3 - 1)
What does "foreshadowing" mean?
it means: an advance sign or warning of what is to come in the future
How else can 53 be written?
5 x 5 x 5
2f - 18 = 18
f = 18
6(2w - 5x)
12w - 30x
The product of negative two and a number r increased by five
-2r + 5
How do you spell this:
()
Parentheses
Farmer Brown has ducks and cows. One day she notices that the animals had a total of 9 heads and 24 feet.
How many of the animals were cows and how many were ducks?
Ducks have 2 legs and cows have 4 legs, therefore there are 3 cows and 6 ducks!
Share how you solved this! :)
x = 2 ; y = 10 ; z = -2
-y2 + x3 + 5z = ?
-102 + 23 + 5(-2) = 98 ; 98 is the correct answer since we were able to substitute.
-y2 + x2 + 5z + 9y2 - 3x2
8y2 - 2x2 + 5z
the quotient of five more than a number f and three
(f + 5) / 3
Who painted this piece?
Leonardo Da Vinci