Question

what number can be added to both the numerator and denominator of 61/78 to produce a fraction equal to 4/5?

Answer 1

7 ?

Answer 2

\[\frac{61+x}{78+x} = \frac{4}{5} \Rightarrow 5(61+x) = 4(78+x) \Rightarrow 305+5x = 312+4x\]
\[x = 7\]

Answer 3

i read the question wrong

Answer 4

its ok

Answer 5

it happens >.< just like my last mishap in the other thread <.<

Answer 6

gj you two

Answer 7

you get medals for trying to make the problem more awesome than it is!

Answer 8

lol