Please answer correctly

Use continuity to evaluate the limit. lim x→16 20 + x 20 + x step 1 consider the intervals for which the numerator and the denominator are continuous. the numerator 20 + x is continuous on the interval the denominator 20 + x is continuous and nonzero on the interval

225/100 of last years cost. write each fraction as a decimal and as a percent

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?