Answer:
Step-by-step explanation:
A negative number times a negative number is a positive.
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The anwer plus working is 6668/4=151.55
Well one dm= 10 cm
12-10= 2 cm
Hereeeeeeeeeeeeeeeeeeeeeeee
X2+7x-8=0
product=-8 times 1 = -8
sum= 7
{-1, 8}
x2-1x+8x-8=0
x(x-1)+8(x-1)=0
x+8=0 or X-1=0
x=-8