👤

Rezolvati in R ecuatia a)1,4+2x=0 b)- o treime x = o cincime (va rog sa ma ajutati urgent) :(


Răspuns :

a)2x=-1,4=>x=-1,4/2=>x=0,7.
b)x/4=1/5=>x=4/5.
a)1.4+2x=0⇒2x=-1.4+0⇒2x=-1.4⇒x=1.4/2⇒x=0.7
1/3x=1/5⇒3x=5⇒x=5/3
succes