Answer:
25 people
Step-by-step explanation:
c = 5p + 220
345 = 5p + 220
-220 -220
125 = 5p
/5 /5
25 = p
No because equivalent is like 5/10 so it's not right
Step-by-step explanation:
put x=5-y into eqn2
2(5-y)+5y=4
10-2y+5y=4
10+3y=4
3y=-6
y=-2
put y=-2 into eqn1
x=5--2
x=7
