Question

{-3a – {b + [-a+(2a-b) -(-a+b)]+3b} +4a]​

Answer 1

Respuesta:

[-3a – {b + [-a+(2a-b) -(-a+b)]+3b} +4a]​

[-3a - {b +[-a+2a-b +a - b] +3b}+4a]

[-3a - {b+[2a - 2b] +3b} +4a]

[-3a - {b+2a - 2b+3b} +4a]

[-3a - 2b+2a +4a]

3a - 2b R//

Saludos❤️