Respuesta :
(-3r + 8) + (5r - 1)
= -3r + 5r + 8 - 1
= (-3 + 5)r + 7
= 2r + 7 <----- (the simplest form)
I hope this helps. =)
= -3r + 5r + 8 - 1
= (-3 + 5)r + 7
= 2r + 7 <----- (the simplest form)
I hope this helps. =)