Question

(х+35)-80=210б)315-(у+3)=115

Answer 1

( Х + 35 ) - 80 = 210
Х + 35 = 290
Х = 290 - 35
Х = 255
••••••••••
315 - ( y + 3 ) = 115
y + 3 = 315 - 115
y + 3 = 200
y = 197

Answer 2

(Х+35)=210+80 Х+35=290 Х=290-35 Х=255 (255+35)-80=210 210=210