Solve for x 0.3·0.2+0.3÷0.2=x

What is the inverse of the function f(x)=4x+8

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us