Question

7(x-1)-2(x-5)=x-5 ?????

Answer 1

Resposta:

7(x−1)−2(x−5)=x−5

7−7 − 2( − 5 ) = − 5

7x−7−2x+10=x−5

7 + 3 − 2 = − 5

acho que isso nao tenho certeza

= − 2