Solve: 7/9=21/(answer)
this is fractions.
a.27
b.14
c.3
4.14/9
pls

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?

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .

If you could answer these your a life saver