86.6k views
5 votes
Factor to solve:
x² + 18x +27 = 8x +3​

User Ippi
by
4.2k points

1 Answer

3 votes

Answer:
x=-4
or
x=-6

Subtract 8x+3 from both sides


x^2+18x+27-(8x+3)=8x+3-(8x+3)


x2+10x+24=0

Factor left side of equation


(x+4)(x+6)=0

Set factors equal to 0


x+4=0
or
x+6=0

Final Answer:
x=-4
or
x=-6

User Marsu
by
4.3k points