Question

12(y+4)+8(y+5) :)? <3

Answer 1

12(y+4)+8(y+5) < 3

Quitar paréntesis.

12y+48+8y+40 < 3

. 20y < 3-48-40

. y < -85/20

y < -4,25

Sol.(- ∞ ; -4,25]