Answer
-4$a^{2}$-13a+6
Work Step by Step
The phrase "Subtract (4$a^{2}$+6a+1) from (-7a+7).", can be translated to the expression: (-7a+7)-(4$a^{2}$+6a+1)
Simplify:
(-7a+7)-(4$a^{2}$+6a+1)
=-7a+7-4$a^{2}$-6a-1
=-4$a^{2}$-7a-6a+7-1
=-4$a^{2}$-13a+6