The document contains a math worksheet with 5 problems for an 8th grade student. Problem 1 asks the student's name. Problems 2-4 provide polynomial expressions and ask the student to calculate the sum and difference of the expressions. Problem 5 provides 3 more polynomial expressions and asks the student to perform various calculations combining the expressions using addition and subtraction.

1. LISTA PLANTÃO – 05 – 8º ano
Aluno(a):_____________________________________________________________________________________
1 – Calcule:
2 – Dados A = 6x² + 3x – 7 , B = 5x² – 6x + 2 e C = 6x² – 8x + 7 , calcule:
a] A + B = ________________ b] A + C = ________________
c] B + C = ________________ d] C + B = ________________
3 – Sendo M = 7x² – 5x + 3, N = 7x + 1 e P = 5x² – 2 , calcule:
a] M + N = ________________ b] M + P = ________________
c] N + P = ________________ d] N + M = ________________
4 – Dados A = 13x² – 4x + 5, B = 8x² + 2x – 3, C = 5x² – x + 1 e D = 2x – 5 , calcule:
a] A – B = ________________ b] A – C = ________________
c] B – C = ________________ d] A – D = ________________
e] C – A = ________________ f] B – D = ________________
5 – Sendo A = 7x² – 4x + 5, B = 3x² + 9x – 3 e C = 5x + 10, calcule:
a] A + B= C = ________________ b] A – B + C = ________________
c] A – B – C = ________________ d] C – A + B = ________________
e] B – A + C = ________________ f] – A + C – B = ________________