👤

7. Simplify the algebraic expression: (6x? - 4x - 1) + (7x} + 5x2 - 4x + 7)
a. 13x -3x + 6
c. 13x3 + 5x2 - 8x + 6
b. 13x3 + 5x² + 6
d. 13x3 + 5x2 + 8x + 6​


Sagot :

Answer:

D.13×3 + 5×2 + 8× +6

Step-by-step explanation:

don't forget to make me as the brainliest answer