Help please
it's an indices problem​

Drag the tiles to the table. the tiles can be used more than once. nd g(x) = 2x + 5 model a similar situation. find the values of f(x) and g(x) let's say that the functions f(x for the given values of x. fix)=5(4) * g(x) = 2x+5

Could someone with number 1 and 2

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.