Let $a$ and $b$ be the roots of $x^2 + 7x - 4 = -x^2 + 9x + 6$. Find $(a + 3) + (b + 3).$
By graphing on Desmos, find a = –1.79129 and b = 2.79129
Doing the required addition –1.79129
+2.79129
+3
total +7
.
+1694 
