Pair the worksheet with a 5-minute mini-lesson on identifying key phrases ("jointly", "inversely", "directly"), and your students will be solving these problems with ease.

"If y varies jointly as x and z, and y = 24 when x = 4 and z = 2, find y when x = 10 and z = 5."

, their "Infinite Algebra 2" software is typically used by teachers to generate custom "Joint and Combined Variation" worksheets. Kuta Software

$$y = (1)(4)(3) = 12$$