Which expression has been simplified correctly? show work.
(-3g)^4=-81g^4
(w^3x^2y^2)(w^2x^3y)=w^5x^5y^3
12y^6
= 3y^3
4y^2
(a^3b^5)^2 = a^5b^7

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Which equation matches the graph shown ?