Can anyone help me with these i’m not really good at them

Which of the fallowing best completes the sequence 12,8,5, a) 1 b) 2 c)4 d)0

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

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.