Write an iterated triple integral in the order dz dy dx for the volume of the tetrahedron cut from the first octant by the plane StartFraction x Over 2 EndFraction plus StartFraction y Over 9 EndFraction plus StartFraction z Over 3 EndFraction equals 1 .

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove

6. sarah saved $12.75 every week for a number of weeks, w. she received an additional $25 during the last week in which she saved money. write and solve an equation to find the number of weeks, w, for which sarah had saved money if she has $114.25 now.

The school board administered a math test to all students in grade 66 at high achievers charter school and determined that 15\%15% of them were below grade level in math. based on this data, which of the following conclusions are valid? choose 1 choose 1