Please please please help me! the last day of school and this class has an f i really need help. Best and first answer gets brainlist and 47 points

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

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

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)