(b2+4b+4)(-b+3)
(b2)(-b)+(b2)(3)+(4b)(-b)+(4b)(3)+(4)(-b)+(4)(3)
-b3+3b2-4b2+12b-4b+12
-b3-b2+8b+1
Answer:
4x+10=6x-20
4x-6x=-20-10
2x=-30
x=-30÷2
x= -15
irdk
Step-by-step explanation:
I think it's the first one if not put the last
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