Expressions
Simplify the expression. 2x + 3x -7
What is 5x - 7
Solve. 3x + 5 = 3x + 7.
What is no solution?
Write the slope-intercept form of the line.
slope = -2
y-intercept = 3
What is y = -2x + 3?
Solve for y. x + y = -2
What is y = -x - 2?
Use the distributive property to rewrite the expression. -3(x + 4)
What is -3x - 12?
Simplify (x + 3)(2x - 4)
What is 2x2 + 2x - 12?
Solve. -4x + 8 = -4(x - 2).
What is infinitely many solutions?
Write the slope-intercept form of the line.
parallel to y = 6x - 8
y-intercept -5
What is y = 6x - 5?
Use substitution to solve the system.
y = -x + 4
2x + y = 5
What is (1, 3)?
Is (-5, 8), (-3, 4), (-5, 2) a function?
What is no?
Simplify: (4x2 - 2x + 6) - (9x2 + 5x - 3)
4y + x2
What is -5x2 - 7x + 9?
Solve 2x + 3 = 15.
What is x = 6?
Write the point-slope form of the line.
slope = -9
passes through (-4, 7)
What is y - 7 = -9(x + 4)?
Solve by elimination.
x - y = -2
x + y = -4
What is (-3, -1)?
Name the domain of the function.
(-1, 3), (0, 4), (2, 5), (0, - 2)
What is {-1, 0, 2}?
Simplify the expression by combining like terms.
6x - 2x2 + 4x -x2
What is 10x - 3x2 ?
Solve 3y - y + 15 = 39.
What is y = 12?
Write the equation of the line that passes through the points (11, -2) and (17, 6) in point-slope form.
What is y + 2 = 4/3 (x - 11) or
y - 6 = 4/3 (x - 17)
Use linear combination (elimination) to solve the system.
4x - 2y = 2
3x + 2y = 12
What is (2, 3)?
Find the slope of the line that passes through (-2, 1) and (1, -3).
What is -4/3?
Simplify the expression. 9(x + 3) - 7(x - 3).
What is 2x + 48?
Solve x - 2(3x - 2) = -6
What is x = 2?
Write the equation of the line in slope-intercept form that passes through the points (6, -4) and (2, 8)
What is y = -3x + 14?
Use linear combination (elimination) to solve the system. What is the sum of x and y?
6x + 2y = 2
-3x + 3y = -9
What is -1?
The equation of the line that passes through
(3, 5) and (3, 12).
What is x = 3?