It takes flora 3 hours to knit a pair of socks and 7 hours to knit a pair of gloves. if she spent 89 hours knitting a total of 15 pairs of socks and gloves, how many pairs of each did she knit?

Pls , the question is in the picture!

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.

How can (square root of 25) ^2 be rewritten?