(7+x)/(9+x) = 1/2
x = -5
check: (7-5)/(9-5) = 2/4 = 1/2 ✅
what number can you add to the numerator and denominator of 7/9 to get 1/2?
2 answers
(7+x)/(9+x) = 1/2
14+2x = 9+x
x = -5
check:
7-5=2
9-5 = 4
and 2/4 = 1/2
The number to be added is -5
14+2x = 9+x
x = -5
check:
7-5=2
9-5 = 4
and 2/4 = 1/2
The number to be added is -5