When do they pay in jalepeno tree

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

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