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Ex 4 punctele e,f,g,h​

Ex 4 Punctele Efgh class=

Răspuns :

4)

f)

[tex]5x - 4 = 0 \\5 x = 4 \\ \boxed{ x = \frac{4}{5} }[/tex]

g)

[tex] - 7x - 14 = 0 \\ - 7x = 14 \\ x = \frac{14}{ - 7} \\ \boxed{ x = - 2}[/tex]