Y=-3
Add 2 to both sides the -2 &-8
-8 becomes -6 then divide by 2
Y=-3
Answer:
25
Step-by-step explanation:
So basically remember that:
so far you have that
So if 2ab = -10x and a = x, that means 2xb = -10x so b = -5.
It's kind of confusing to think of it like that, but all that means is that the equation is:
which would simplify to
so the blank is 25
47400, because you would round the seven up to ten to move it up to 47400 because 90 is the last ten out of 100 so you move up one in the hundreds place since there is no more room in the tenths place.