Ad-hd and has a syndrome Ik that no one would like to help me with this but my friend goes through depr3ession he is sad his parents fus. s at him and everything can yall s. ub to him please on Y*T it would help him a lot his you. tube is Vibezz Traxey .. it would help tysm.. and im also givving brainliest to whoever helps him out.. Yall got him right

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered