Question

Me ajudem na 8..9....10. PFVR

Answer 1

Resposta:

8) 5x+3) = 12.5

5x+ 3x = 60

8x = 60

x = 60/8=

x=15/2

9) 15x = 24.20

15x = 480

x = 480/15

x = 32

10) 0.6x = 12

x = 12.10/6

x = 120/6 = 20

Explicação passo-a-passo: