Expressions & Equations
Simplify:
4x + 3x
7x
What is the sum of the interior angles of a triangle?
180 degrees
Is {(1,2), (2,3), (3,4)} a function?
Yes
What is 3/4 as a decimal?
0.75
What is the mean of two, four, six, eight, and ten?
6
Solve:
2x - 5 = 11
X = 8
What is the volume of a cube if one side is 4 cm?
64 cubic centimeters
f(x)= 2x + 3 when x = 4
11
Evaluate (-3)^2
9
What is the median of 3, 7, 9, 15, and 21?
9
Solve:
3(x-2) = 2(x+4)
X = 14
What is the missing angle of a triangle if two angles are 35° and 65°?
80 degrees
What is the slope of y = -3x + 7
-3
What is the square root of 49?
7
What is the probability of rolling a 3 on a dice?
1/6
Solve:
3(x-2) + 4 = 2x + 6
X = 8
What is the volume of a cylinder if the diameter is 6 cm and the height is 10 cm?
282.6 cubic centimeters
What is the slope intercept in formula?
y = mx+b
Is the square root of 20 a rational number?
No
A bag contains five red marbles, three blue marbles, and two green marbles. What is the probability of randomly selecting a blue marble?
3/10
4(2x - 3) - 5(x+2) = 3(x - 1) + 7
No Solution
A triangle has measurements of 6 cm, 8 cm, and 10 cm. Is the triangle a right triangle?
Yes
Solve this system of equations:
y = 3x - 7
2x + y =13
(4, 5)
What two integers is the square root of 50 between?
7 and 8
A dice is rolled once. What is the probability of rolling an even number?
1/2