Question

Do the following calculus
a)<-21,23>-=<-25,y>. b)<2,3,5>-4i+3j=.

Answer 1

You mean solve for the variables involved...?

Answer 2

that is the problem i dont know what to do

Answer 3

and the only instruction is "Do the following calculus "

Answer 4

Looking at the first component of (a), -21 - x = -25, so x = 4. Does that make sense?

Answer 5

O: it does

Answer 6

thanks

Answer 7

i think now i know what to do

Answer 8

Sounds good