Question

√5x+4=√3x-8 ajuda pfv irracionais​

Answer 1

Resposta:

√5x+4=√3x-8

(√5x+4)²=(√3x-8)²

(5x+4).(5x+4)=(3x-8).(3x-8)

25x²+20x+20x+16=9x²-24x-24x+64

25x²+40x+16=9x²-58x+64

25x+40x✓16=9x-58x+✓64

65x+4=-49x+8

114x=4

x=4/114

x=0,0277777778