An electrician charges $40 for each hour he works plus a $125 service charge. The total charge for a recent job was $1,205. Which equation could be used to determine the number of hours, h, that the electrician worked on the job? A. 40h+1205=125
B. 1205h+40=125
C. 40h+125=1205
D. 125h+40=1205

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