2.5 kilometers is equal to 2,500 meters, therefore 2.5 kilometers is longer than 1,950 meters.
<span>X+3y=10
X-5y=-2
--------------subtract
8y = 12
y = 12/8 = 3/2 = 1.5
</span><span>X+3y=10
x = 10 - 3y
x = 10 - 3(1.5)
x = 10 - 4.5
x = 5.5
answer
x = 5.5 and y = 1.5 </span>
Answer:
Step-by-step explanation:
Answer:
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you were wrong, the correct answer is the top one: f(x) = -x^2 + 8x - 15
