Question

Aflati valuarea lui x din relatia:
( 3•x-5):4+(275-2•30):5=53

Answer 1

(3*x-5):4+(275-2*30):5=53
(3*x-5):4+(275-60)=53*5
(3*x-5):4+215=265
(3*x-5):4=265-215
(3*x-5):4=50
3*x-5=50*4
3*x-5=200
3*x=200+5
3*x=205
x=205:3
x=68,(3)