45% of 40 is 0.45×40=18 girls
if x girls join then 56% of 40+x is 0.56(40+x)=18+x
22.4+0.56x=18+x
put together like terms
4.4=0.44x
x=10 girls joined
Answer:
Step-by-step explanation:
the answer is -7/9 because the additive inverse is pretty much just the opposite of a number hope this helps
I pretty sure your answer is -7/-9
Answer:
A line is a 1 dimensional thing used to create 2 dimensional shapes.