Step-by-step explanation:
9b^2+8b+10+4b^2+5b-5
13b^2+13b+5
Answer:
hi ,your answer is correct
C) 7 and 3
2x+4+8x-10=x²+15
10x-6=x²+15
0=x²-10x+21
0=(x-3)(x-7)
x=3 and 7
>
expression 1: -3(-2) + 3 = 9
expression 2: 3(-4) + 9 = 3
9 > 3
