Find the absolute value of |-3+8i|

Uanita borrowed $600 to purchase a new computer. she was charged 7% interest for two years. she used the simple interest formula to find the interest. i = 600(7)(2) what error did juanita make and how will her error affect the interest she calculates? explain.

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?

What number line represents the solution set for the inequality -1/2 greater than or equal to 4