Step-by-step explanation:
x²+2x-3=0
(x²+3x)-(x-3)=0
x(x+3)-1(x+3)=0
(x-1)(x+3)=0
x=1 or x=-3
Answer: 789.39
Step-by-step explanation: Just subtract 89.51 from 878.9.
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It’s both a relation and a function
If the width is 9x², then the length is 27x^5+9x^4-18x^3/9x², which equals 3x³+x²+2x. ☺☺☺☺
Answer:
47
Step-by-step explanation:
180 - 133 = 47
