Question

math helps pls

Answer 1

Is that a negative 3? or is it asking you to subtract

Answer 2

\[vector ~a=2i-3j\]
\[vector ~b=-1i+5j\]
\[vector~2b=2(-1i+5j)=-2i+10j\]
\[vector~3a=3(2i-3j)=6i-9j\]
find vector 2b-vector 3a
and then write in component form as given in the question.