Va rog! Repede e urgent.

[tex]a)x = \frac{17 + 45}{100} = \frac{62}{100 } \\ b)x = \frac{28 + 59}{100} = \frac{87}{100} \\ c)x = \frac{57 + 43}{100} = \frac{100}{100 } \\ d)x = \frac{27 + 73}{100} = \frac{100}{100} [/tex]