The square of a number is equal to 10 less than 7 times that number. what are the two possible solutions? which of the following equations is used in the process of solving this problem? x2 - 7x + 70 = 0 x2 - 7x + 10 = 0 x2 + 7x - 10 = 0

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