Azookeeper predicted the weight of a new baby elephant to be 270 pounds when it was born. the elephant actually weighed 302 pounds at birth. what was the percent error of the zookeeper's prediction?

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.