Algebra
What is x in the equation x+5=12x
x=7
What is the area of a rectangle with length 4 and width 3?
12
What is the slope of the line represented by the equation y=2x+1y = 2x + 1
2
What is 15÷3+4
9
What is the median of the set {1, 3, 5, 7, 9}?
5
Simplify: 2(x+3)−4
2x+2
What is the perimeter of a triangle with sides 3, 4, and 5?
12
Write the equation of a line with a slope of 3 that passes through the point (1, 2).
y−2=3(x−1) or y=3x−1
Calculate 7×(2+3)
35
What is the mode of the set {2, 3, 4, 4, 5}?
What is the value of 3x−4 when x=2
2
What is the formula for the area of a triangle?
𝐴=12×base×heightA=21×base×height
What is the y-intercept of the line y=−4x+7y
7
What is the greatest common factor (GCF) of 12 and 18?
6
Calculate the mean of the numbers 10, 20, and 30.
20
Solve for y: 2y+6=14
y=4
Calculate the area of a circle with a radius of 3.
A=9π≈28.27
Solve for x in 4x−8=0
x=2
What is 25% of 80
20
What is the range of the set {4, 8, 15, 16, 23}?
19
What is 5x−3=2x+6
x=3
What is the sum of the angles in a triangle?
180∘
What is the x-intercept of the line 2x+3y=6
3
Convert 0.75 to a fraction.
3\4
If you roll a six-sided die, what is the probability of rolling an even number?
3/6 = 1/ 2