Question

1,5²+0,3*0.3*0,3*10²+2*(x+1,2)=3*(9,5-1,7*10+0,18*2)

Answer 1

2,25+0,027×100+2x+2,4=3(9,5-17+0,36)
2,25+2,7+2x+2,4=3×(-7,14)
7,35+2x=-21,42
2x=-21,42-7,35
2x=-28,77
x=-28,77/2
x=-14,385