Answer:
Boys : 210
girls: 240
Step-by-step explanation:
7+8=15
450/15=30
boys: 30*7= 210
girls: 240
to make sure......
210+240=450
3 or 4 because if you add 1000 and 1500,1175 and 1200.
Answer:
F(x)=-x^2-4x-1
Step-by-step explanation:
According to PEMDAS, do the exponent part for the parentheses, sense it goes first.
F(x)= -(x^2+4x+4)+3
Then distribute the - sign
F(x)= -x^2-4x-4+3
Then you simplify
F(x)= -x^2-4x-1
Answer: 0.6%
Step-by-step explanation: