Which table shows a function that is increasing only over the interval (-2,1) and nowhere else

Solve 2x+y=3 x+y=5 in substitution method

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

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?