Question

Rezolvati ecuatile:
a)7•x-8=13
b) 3 - 5 • x = 1
— - — —
4. 6. 4

Answer 1

7x-8=13 ⇒7x=21⇒x=3
3-5x=1⇒3=5x⇒x=$\frac{3}{5}$

Answer 2

7•x=(13+8)=21 21:7=3 Nu cred ca e scris bine la b Îmi pare rău nu te pot ajuta