0.7 because it's originaly 0.7391304348
8-18+18a= - 10+18a
18a= 10
a=10/18=5/9
I think is the right ans.. Hope it helps
X is the number
sum means add
sum of half a number and 4 means
(x/2)+4
result is -16
(x/2)+4=-16
minus 4 both sides
x/2=-20
times 2 both sides
x=-40
the number is -40
Answer:
x + 20 = 32
Step-by-step explanation: