Simplify the expression. -2(x + 5) - x + 4

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

Aportion of a line bounded by two points is defined as

Define multiplicative inverse. give an example of a number and its multiplicative inverse.