Answer:
47.5
Step-by-step explanation:
Answer:
Two solutions (-4,-7) and (4,7)
Step-by-step explanation:
x = y + 3
x*y = 28
(y+3)*y=28
y^2+3y-28=0
(y+7)(y-4)=0
y=-7, y=4
x=-4, x=7
D. 32 square inches.
$ ^ $
Answer:
Step-by-step explanation:
the number is 1300 if we have 40% from it will give us 520
-8+3+-8--3
minusing a negativ means adding a positive
adding a negaative means minusing a positive
-8+3-8+3
-5-8+3
-13+3
-10
