Quadratics

Simplify the expression: 3x + 5 - 2x

• 8x - 5

• 5x - 2

• x + 5

• x + 3

• (x + 4)(x + 2)

• (x + 2)(x + 3)

• (x + 1)(x + 6)

• (x + 3)(x + 3)

Find the value of y when x = 2 in the linear function y = 3x + 4

• y = 3(2) - 4 = 2

• y = 3(2) + 6 = 12

• y = 3(2) + 4 = 10

• y = 3(2) + 2 = 8

Solve for x: 2x + 7 = 15

• x = 6

• x = 4

• x = 10

• x = 3

• 0

• 1

• -3

• 2

Imagine the graph of the linear function: y = 2x - 3

• The graph of the linear function y = 2x - 3 is a parabola

• The graph of the linear function y = 2x - 3 is a cubic function

• The graph of the linear function y = 2x - 3 is a horizontal line

• The graph of the linear function y = 2x - 3 is a straight line with a y-intercept at -3 and a slope of 2.

Simplify the expression: 4a - 2b + 3a - b

• 2a + b

• 7a - 3b

• 5a - 4b

• 6a - 2b

• x = 2

• x = 3

• x = 4

• x = 1

Determine the slope of the line with the equation: 4y = 2x + 8

Solve for y: 3x + 2y = 10

• y = 10 - 3x

• y = 3x - 10