Question

решите уравнение:

3•(7+x)-8x=201

Answer 1

21+3x-8=201
-5x=180/:5
x=-36

Answer 2

3(7+х)-8х=201
21+3х-8х=201
21-201=8х-3х
-180=5х
х=-180:5
х=-36

3(7-36)-8*(-36)=201
21-108+288=201
309-108=201
201=201