If (x+y)²=49 and (x-y)²=29 what is the value of x

(c); a male black bear eats fish in an area of a lake, so other black bears can't

answer

the most effective ways of dealing with and reducing stress could be; listening to relaxing music, yoga, aromatherapy and meditation

explanation

when stress is effectively managed, it the effect stress has on a person’s life so they can be productive, happy and healthier. it is vital to identify the source of stress to be able to manage it. some stress management tips are keeping a positive attitude, practicing relaxation techniques, exercising regularly and eating healthier.