Solve for x Write the smaller solution first, and the larger solution second.
1 answer:
Answer:
x= -18.16 x= -11.84
Step-by-step explanation:
(x+15)(x+15)= x^2+30x+225-10=0
x^2+30x+215=0
a=1 -30±√(30)²-4(1)(215)
b=30 -----------------------------
c=215 2(1)
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Answer:
180"/12 = 15 ft
Step-by-step explanation:
A) x + y = 17
B) x - y = 27
Adding both equations:2x = 44
x = 22
y = -5