Hi!
14 + 30 + ? = 76
44 + ? = 76
44 - 44 + ? = 76 - 44
<u>? = 32</u>
Hope this helps! :)
-Peredhel
Answer:
265
Step-by-step explanation:
All values should add up to 750
85 + 400 + x = 750
485 + x = 750
x = 265
a it's birth certificate
I solve it by substitution
y=x^2+4x
-x^2+9x+(x^2+4x)+13=0
13x+13=0
13x=-13
x= -13/13
x= -1
y=x^2+4x=1-4
y= -3