4(y-3) + 3(y+4). solve the equation fast and ill mark you brainliest

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?