Question

[(3 x x +4)x2+5]x3+5=270​

Answer 1

Răspuns:

Explicație pas cu pas:

[(3x+4)•2+5]•3+5=270

[(3x+4)•2+5]•3=270-5

[(3x+4)•2+5]•3=265

(3x+4)•2+5=265:3

(3x+4)•2+5=88,3

(3x+4)•2=88,3-5

(3x+4)•2=83,3

3x+4=83,3:2

3x+4=41,67

3x=41,67-4

3x=37,67

x=37,67:3

x=12,56