Answer:
¢40 or $0.40
Step-by-step explanation:
270 - 250 = 20
20 ÷ 50 = 0.4
(b)+(b+45)=215
b = # of boys
there are 45 more girls than boys and 215 students total.
minus 45 on both sides leaving you with
(b)+(b)=170
combine like terms leaving you with
2b=170
divide both sides by 2
b=85
there were 85 boys
85+45=130
(the 45 for the # of girls more than boys)
there were 130 girls.
Answer:
3a^4
Step-by-step explanation:
Hope this helps!
Answer:
357_²
Step-by-step explanation:
find the area of the cut out triangle
20 * 21 = 240
240/2 = 210
find the over all area
21 * 27 = 567
subtract the missing piece
567 - 210 = 357
The answer is b good luck
