Instructions
Solve the following linear functions. Show your work for each problem.
1. Solve for x in the equation: 3x + 5 = 20
2. If f(x) = 2x - 4, what is f(3)?
3. Determine the slope and y-intercept of the following linear function: y = -2x + 7
Slope:
Y-Intercept:
4. Graph the function y = 1/2x + 1. Use the space below for your sketch.
5. Write the equation of a line in slope-intercept form that passes through the point (2, 3) with a slope of 4.
6. Solve the following system of equations:
a. 2x + 3y = 12
b. x - y = 1