Question

help boys! :*

Answer 1

Letter C :)
In Letter a Theres a decimal u need to simplify it .
In letter b Theres a negative
in letter d you can Also simplify it

Answer 2

thanks bby! :* @EinsteinMorse

Answer 3

@EinsteinMorse in letter b , what if we have a negative then ?

Answer 4

Your welcome

Answer 5

@Lama97 You need to multiply it by -1 both side
\[(-1) -10x -3y = 1 (-1)\]
\[10x+3y = -1\]