10m+27 you add the sides to find perimeter so add 2m+2m+2m and so on and it gives u 10m+27
Ok so basically it will be 4 x 3 = 12 which leaves $24 ok then you divide 24 by 2 and you get 12 so the amount of brushes that can be purchased is 12.
Answer:
the y intercept you are looking for is -3
using the distributive property:
-4x + 20 + 3a - 21
Then combine like terms:
-4x + 3a - 1
A is the answer
