Expressions & Equations
Simplify 3x + 4x
What is 7x
What is the slope of the line y=3x+2?
What is 3
What is a system of equations?
What is a set of two or more Equations with the same variables
Solve: x+3<7
What is x<4
Simplify x2 × x3
What is x5
Distribute and simplify 2(x+5)
What is 2x+10
What is the y-intercept of y=-x+4?
What is 4
Solve by substitution: y=2x and y=x+3
What us x=3, y=6
Solve and graph: 2x-1 ≥ 5
What is x is greater than or equal to 3
What us (2x)2?
What is 4x2
Solve: 2x-7=9
What is X=8
Find the slope between points (1,2) and (3,6)
What is 2
Solve by elimination: 2x+y=7, x-y=1
What is x=2, y=3
Graph: -3 < x ≤ 2
What is all values between -3 and 2, not including-3, including 2
Simplify: (x2 + 3x + 2) - (x2 + x -1)
What is 2x+3
Solve: 3(x-2)=2x+4
What us x=10
Write an equation of a line in slope-intercept form that passes through (0,3) and (2,7)
What is y=2x+3
What does it mean when a system has no solution?
What is the lines are parallel and never intersect
Solve: -2(x-4)>6
What is x<1
Multiply: (x+2)(x+3)
What is x2 + 5x + 6
Factor completely: x2+5x+6
What is (x+2) (x+3)
Convert to standard form: y= 1/2x -3
What is x-2y=6
Solve: 2 pencils + 3 pens=4.50 4 pencils + 1 pen=3.50
What is pencil = 0.50, pen = 1.00
Describe the solution set: x>-2 and x<5
What is -2<x<5
Factor: 4x2-9
What is (2x+3)(2x-3)