Сколько нужно заплатить за 1/2м,3/4м,5/8м,11/16м материи ценой 240 рублей за метр?

1. You didn't climb a big tree yesterday.
2. You didn't wash your dad's car last Saturday.
3. You didn't walk in the park late at night.
4. You didn't stay at home all day yesterday.
5. You didn't paint your room yesterday.

52 015 = 5 * 101 * 103

64 337 = 7 * 7 * 13 * 101

72 928 = 2 * 2 * 2 * 2 * 2 * 43 * 53

В первом примере числа не делятся даже, поэтому вот второй

12х-18х2+36-54=0
12x-18x2-18=0
12x-18x2=18
-6x=18
x=-3