3x+y=-5
12x+5y=27
Let y =-5-3x
Insert y into equ.2
12x+5(-5-3x)=27
12x-25-15x=27 den rearrange
-3x=2 den x =-2/3
Den put xinto equ 1
3(-2/3)+y=5
-2+y=5(collect like terms)
Y =7
Answer:
Option 3
Step-by-step explanation:
2ab[4(3ab²)^⅓] - 5[3ab(3ab²)^⅓]
[(3ab²)^⅓](8ab - 15ab)
-7ab×[(3ab²)^⅓]
I think it’s b.5. Hope this helps. :)
It’s D because Edgar has an account with $440 and he deposited $55 for every 8 months and Henry has an account with $210 and deposits $70 every 3 months. Your welcome. Hope I helped!