(56+14)-х=33; х+(52-48)=42-16

1. (56+14)-х=3370-х=33-х=33-70-х=-37х=372. х+(52-48)=42-16х+4=26х=26-4х=22

(56+14)-х=3370-х=33х=70-33х=37(56+14)-37=33              33=33х+(52-48)=42-16х+(52-48)=26х+4=26х=26-4х=2222+(52-48)=42-16