<span>So far I have:
(1.25 + 1) </span><span>if </span>x<span> is in the interval</span><span> (-inf,7]
(2.25 +1) </span><span>if </span>x<span> is in the interval (7,13)</span><span>
(3.50+1+3) </span><span>if </span>x<span> is in the interval [13,inf)</span>
10.
7 2/3 ft = 7.66
3/4 =. 75
7.66 ÷. 75 = 10.21
Since you can't have. 21 of a box, the answer is 10.
20- 16.5= 3.5divuded by 3 = 1.17*8= 9.33 20-9.33= 10.67. His balance will be 10.67!
4.2 because millimeters are in the decimals section you just add 9 to 3
9+3=12
=4.2