Answer:
x+y=12 x-y=2 x=7, y=5
Step-by-step explanation:
you just set the equations up so that the sum is 12 difference is 2. then solve using eliminations, add the 2 equations which gives 2x=14, x=7 then solve for y. Hope this helped!!
Answer:
All real numbers greater than or equal to -1
Step-by-step explanation:
f(x) = (x-3)^2 - 1 >= -1
Well this is simple enough you just need to add 3/4+3/4+3/4 which would end up being 9/4 of an inch!
It would be: 12+2+8+6+57 / 5 = 85 /5 = 17
so, 17 is your answer.