Question

g

Answer 1

1 - x = 3

     x = 1  - 3

     x = 2 

Answer 2

\(\dfrac{1-x}{15}=\dfrac{15}{3}\)

\(\dfrac{1-x}{15}=5\)

\(1-x=5\times15\)

\(1-x=75\)

    \(-x=75-1\)

   \(-x=74\)

      \(x=-74\)

Answer 3

\(\Rightarrow1-x=15\) x \(15:3\)

\(\Rightarrow1-x=75\)

\(\Rightarrow x=1-75\)

\(\Rightarrow x=-74\)

Answer 4

 = -74