Please help with these, will give brianliest if correct

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?

The function f(x) is shown in this graph the function g(x)=6x