<span>3x – 4y = 65
</span><span>3x – 4(4) = 65
3x - 16 = 65
3x = 81
x = 27</span>
1.
18.98 per 1000
320,000 / 1000 = 320
18.98 x 320 = $6073.60
2. smoker: 9.36 * 100 = 936
non smoker: 7.85 * 100 = 785
936 - 785 = $151
800= 1.5x +y
X is boys
And y are girls
I believe the answer is A. C. E.
