Factoring trinomials
Find the GCF: 3x2, 12x
3x
Solve by factoring: 2x2+x-21=0
Factors to: (2x+7)(x-3)=0
Solutions are: x= - 7/2 , x=3
Factor into two binomials: 2x2-12x+10
2(x-1)(x-5)
Find the GCF: 12m4n3, 6m3n2, 24m2n4
6m2n2
Factor by GCF: 10a3b4-6a2b6
2a2b4(5a-3b2)
Solve the system of equations. 2x + y = 9, 3x – y = 16
x=5, y=-1