[tex] \frac{PM}{OP} [/tex]=[tex] \frac{XT}{VX} [/tex] [tex] \frac{PM}{7} [/tex]=[tex] \frac{10}{5} [/tex] We can either simplify 10/5 to 2 or just continue. [tex] \frac{PM}{7} [/tex]=2 PM=7 units OR PM×5=10×7 5PM=70 PM=14 units We get the same answer either ways.