Solve and simplify
2/5+1/4+7/10=

What value of x will make the triangles similar by the sss similarity theorem?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x