Answer:
49/4
Step-by-step explanation:
x^2 + 7x = 4
Take the coefficient of x
7
Divide by 2
7/2
Square it
(7/2) ^2 = 49/4
Add this to each side
x^2 + 7x +49/4= 4+49/4
Answer:
133
Step-by-step explanation:
the measure doesn't change if they just rotate it
I wanna help but i dont know that langue
Answer:
32 bags with zips but no buttons
+39
= 71 bags have zips on them