Year 9 Math Linear Equations

Solve the linear equation 3x - 5 = 7.

• 3x = 2

• x = 4

• 3x = 12

• 3x = 10

Graph the linear equation y = 2x + 3.

• The correct answer is a graph of a straight line with a y-intercept at (0, 3) and a slope of 2.

• The correct answer is a graph of a vertical line passing through the point (0, 3).

• The correct answer is a graph of a horizontal line passing through the point (0, 3).

• The correct answer is a graph of a parabola with a vertex at (0, 3) and a slope of 2.

Solve the system of linear equations: 2x + 3y = 8 and 4x - y = 5.

• The solution to the system of linear equations is x = 2 and y = 2.

• The solution to the system of linear equations is x = 0 and y = 3.

• The solution to the system of linear equations is x = 3 and y = 4.

• The solution to the system of linear equations is x = 5 and y = 1.

Find the value of x in the equation 5x - 2 = 3x + 4.

• x = 8

• x = 6

• x = 10

• x = 2

Plot the graph of the linear equation 4y - 2x = 8.

• The graph is a sine wave

• The graph is a circle

• The graph is a parabola

• The graph of the linear equation 4y - 2x = 8 is a straight line.

Determine the solution to the system of linear equations: 3x + 2y = 12 and 2x - y = 5.

• The solution to the system of linear equations is x = 5 and y = 2.

• The solution to the system of linear equations is x = 2 and y = 4.

• The solution to the system of linear equations is x = 6 and y = 1.

• The solution to the system of linear equations is x = 4 and y = 3.

Solve for x in the equation 2(x + 4) = 3x - 5.

• x = 7

• x = 10

• x = 18

• x = -2

Graph the linear equation y = -2x + 5.

• The graph of the linear equation y = -2x + 5 is a straight line with a y-intercept at (0, 5) and a slope of -2.

• The graph of the linear equation y = -2x + 5 is a hyperbola

• The graph of the linear equation y = -2x + 5 is a circle

• The graph of the linear equation y = -2x + 5 is a parabola

Find the solution to the system of linear equations: 3x - 2y = 7 and 2x + y = 4.

• The solution to the system of linear equations is x = 5 and y = 1.

• The solution to the system of linear equations is x = -2 and y = 3.

• The solution to the system of linear equations is x = 0 and y = 4.

• The solution to the system of linear equations is x = 3 and y = -2.

Determine the value of y in the equation 4y - 3 = 2y + 5.

• 2y + 5

• 10

• 7

• 4