If 6 is multiplied by the sum of a number and 5, the result is 30. Which equation could be used to find the value of the number?

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis

Fast! find the length of cu. the triangles are similar. show your work.