Simplify
2g + 4h + 4i -8g + 3h - 4i

What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru

Me get the answer and explain to me the steps to solve it would be greatly appreciated : )

Determine the solution to the given equation. 4 + 3y = 6y – 5 a. y = 3 b. y = –3 c. y = 1 d. y = –1 select the best answer from the choices provided a b c d