Expressions
Equations
Numbers
Inequalities
Lines
100
Simplify the expression: 8 + (-6) - 5
-3
100
Solve the equation: x - 6 = -9
x = -3
100
Write 0.82 as a percent.
83%
100
Write the inequality: x is less than or equal to 6
x ≤ 6
100
Write an equation of a line with a gradient of 3 and y-intercept of -3.
y = 3x - 3
200
Write an algebraic expression for the phrase: "the quotient of 6 and x"
6/x
200
Solve the equation: 2x + 7 = 11
x = 2
200
Write 6 * 6 * 6 * 6 * 6 * 6 as an exponent.
6^6
200
Write the inequality: x is greater than negative 3
x > -3
200
Find the slope of the line intersecting the pair of points (0,3) and (4,9).
slope -> (3/2)
300
Evaluate the expression (a - b^2) * 3 for a=3 and b=-2
-3
300
Solve the equation: (4/5)x - 3 = 13
x = 20
300
Write 7.39 * 10^4 in standard notation.
73,900
300
Solve the inequality: 2x - 4 > 4
x > 4
300
Decide whether these lines are parallel, perpendicular, or neither: 3x + y = 9 and -9x + 3y = 6
neither
400
Simplify the expression (x^3) * (x^-6)
x^(-3)
400
Solve the equation: 2x - (9/2) = (9/4)
x = (9/2)
400
Write 1,357,900 in scientific notation.
1.3579 * 10^6
400
Solve the inequality: -3x + 1 ≤ 7
x ≥ -2
400
Find the coordinates of the x- and y- intercepts of the line 5x - 4y = 20
x-int -> (4,0) y-int -> (0,-5)
500
Simplify the product: (2x - 4) * (3x + 5)
6(x^2) - 2x - 20
500
Solve the equation: 6(x^2) - 12x = 0
x = 0 and 2
500
Between what two consecutive integers is the square root of 170?
13 and 14
500
Solve the inequality: 4 < 2x - 3 ≤ 9
(7/2) < x ≤ 6
500
Sketch a graph of the line 2x - 4y = 8
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