7 + 8/5-2
Could someone help me with this?​

Graph the equation. select integers for x

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

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *