If f(x)=5x+40,what is f(x) when x= -5?

How many grams must be adde to 970g to make 1 and a half kg

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.