It's freezing right now and I'm on the shed roof this is for sam. don't go pls

The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

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