Evaluate the expression for x=3, y=-1 and z=2
2x + 3y +z
What is 5?
100
r/4=15/10
What is 6.
200
-3x+4=-20
What is 8
200
This is the probability of rolling a 1 or a 2 on a dice.
What is 2/6 or 1/3?
200
Simplify the following expression using the order of operations:
8-(2^4)÷2
What is 0?
200
Evaluate the expression for x=3, y=-1 and z=2
-xyz
What is 20% decrease
200
4/7=d/28
What is 16
300
7y+5-3y=-31
What is -9
300
Suppose you have a bag containing 3 red, 4 blue, 5 white, and 2 black marbles. You select one marble at random. This is the probability of selecting a red or blue marble.
What is 7/14 or 1/2
300
Simplify the expression:
-4(-2/3)
What is 8/3 or 2 and 2/3
300
Evaluate the expression for x=3, y=-1 and z=2
(-z)^3 -2z + z
What is -10?
300
(2h-6)/6=2/3
What is 5.
400
This is the solution to the equation:
6(y+3) =24
What is y=1?
400
Suppose you have a bag containing 3 red, 4 blue, 5 white, and 2 black marbles. You select one marble at random. This is the odds in favor of selecting a red marble.
What is 3:11?
400
Simplify the expression:
(2×3-1)/(3^2)
What is 5/9
400
Evaluate the expression for x=3, y=-1 and z=2
(xy-3z-1)/-5
What is 2?
400
Solve the proportion:
(d-2)/(d+9) = 3/14
What is d=5?
500
This is the solution to the following equation:
9j+3 = 3(3j+1)
What is all solutions?
500
This is the probability of flipping a coin and getting three tails in a row.
What is 1/8
500
Simplify the expression (This solution should have a variable in it):
6(x/3 +2)
What is 2x+12
500
Evaluate the expression for y=-1
y^2 - (-y)^2
What is 0?
500
The right side of a triangle is 12 and the bottom side of it is 16.
The right side of a similar triangle is 27. Find the length of its bottom side.