\(96-3\left(x+1\right)=42\)
\(96-\left(3x+3\right)=42\)
\(96-3-3x=42\)
\(93-3x=42\)
\(3x=51\Rightarrow x=17\)
tik mik nha !!!
96 - 3 ( x+1 ) = 42
=>3( x + 1 )= 96 - 42
=> 3( x + 1) = 54
=> x+1 = 54 : 3
=> x + 1 = 18
96-3(x+1)=42
3(x+1)=96-42
3(x+1)=54
x+1=54:3
x+1=18
x=18-1
x=17