The remaining students form a smaller group. One chaperone is assigned to every group. How many total chaperones are needed?

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2