Fill in the blanks with numbers to make a true equation. 3x^2 + 12x - 4 - 2x^2 + 6x + 7 = ___ (x + ___ )^2 + ___
Simplify L side
x^2 +18x +3 = ............... complete the square
(x +18x + 81) +3 - 81
(x +9)^2 - 78 Done
+243 
+37146 
