I'm looking answer for my question please answer for me number one and number two thank you again number number 14 to 16 thank you

Acamper leaves camp on a kayak and travels 50 miles east on a river, then he ties his kayak to the bank and travels 20 miles north on a bicycle. this trip can be plotted on the coordinate plane, where the camp is the point (0, 0). the distant of the camper to the camp can be found using the distance formula. which other formula can he use? a) 502 - 202 b) 502 + 202 c) 502 - 202 d) 502 + 202

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2