Answer:The answer is choice 3
Step-by-step explanation:
Answer: 76 miles per hour
<u>Step-by-step explanation:</u>
east bound: t = 4, r = x - 18
west bound: t = 4, r = x
d = r * t
680 = 4(x - 18 + x)
680 = 4(2x - 18)
170 = 2x - 18
188 = 2x
94 = x
eastbound: x - 18 = 94 - 18 = 76
It’s 3n-4
I might be right or wrong
(1/8) / 6 =
1/8 * 1/6 =
1/48 of a lb per fish tank <==
<span><span>
</span><span><span>constant of proportionality</span> - the constant value of the ratio of two proportional quantities x and y; usually writteny = kx, where k is the factor of <span>proportionality</span></span></span>