Answer:
Step-by-step explanation:
mcccccccccccccccccccccccccccccccccccccccccccccc
1) 50x30
2) 2000+409
3) 500+800
Answer:
-32p+56
Step-by-step explanation:
-8*4p=-32p
-7*-8=56(negative times negative =positive)
-32p+56
We can setup an equation for this.
Boys to Girls = 2:7
Boys = x
Girls = 250+x
Setup the ratio
x:(250+x) = 2:7
x / (250+x) = 2/7
7x = 500+2x
7x-2x = 500
x = 500/5 =100
There are 100 boys at the concert