Z - 35 - 64 = 16
Z - 99 = 16
Z = 16 + 99
Z = 115
<span>8⋅(3+x)−4x=5x−63
24+8х-4х-5х=-63
-х=-63-24
-х=-87
х=87</span>
-|1/2-|12,4-13 4/5||=-|0,5-|12,4-13,8||=-|0,5-|-1,4||=-|0,5-1,4|= -|-0,9|=-0,9
1)5/2 * 1/4 = 5/8 = 0,625
2)1/4 * 5/4 = 5/16 = 0,3125
3)1/6 * 6/25 = 1/25 = 0,04
4)14/15 * 3/8 = 7/5 * 1/4 = 7/20 = 0,35
5)2/3 * 4/9 = 8/27 = Примерно равно 0,30
6)1/2 * 1/3 = 1/6 = Примерно равно 0,17
7)2/7 * 7/12 = 1/6 = Примерно равно 0,17
8)15/1 * 1/10 = 3/2 = 1,5
9)7/1 * 3/4 = 21/4 = 5,25
10)2/1 * 3/5 = 6/5 = 1,2
11)0 * 3/8 = 0
12)1/27 * 15/1 = 5/9 = Примерно равно 0,6
13)5/1 * 1/6 = 5/6 = Примерно равно 0,84
14) 2/3 * 13(1/2) = 2/3 * 27/2 = 27/3 = 9