Answer:
i need help please with my maths
Step-by-step explanation:
Answer:
(2*n)+9=n-30
Step-by-step explanation:
I'm not sure but I think that is the equation
Answer:
-80
Step-by-step explanation:
plug in 8 to the equation
8 - 11 (8)
multiply 8 and 11 first: 8 - 88
add 8 to -88: -80
Each of 4 friends has 2 balloons
4 x 2 = 8
herself has one
so 8 + 1 = 9
answer: Total 9 balloons