What does (9-)+ 3= equal?

Which of the following transformations will always produce a congruent figure?

Which of the following is an equation of a line parallel to the equation y=4x+1?

Identify the slope an intercept of the following linear equation y = 1/5x - 6 a. slope: 1/5; intercept: -6 b. slope: 5; intercept: -6 c. slope: -1/5; intercept: 6 d. slope: 1/5; intercept: 6