The sum of 8 and 5 is equal to the difference of number in seven. determine the number

This is a table of values that follows a given rule or function. each output comes from the input being applied to the rule.

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

If jaime wants to find 60% of 320, which table should he use?