Question

..Как можно рещать......

Answer 1

1) 5 * х = 0

х = 0

2) 4 * (х-2) = 0

х = 2 т.к. 2 - 2 = 0, а 4 * 0 = 0

3) 20 * (х-37) = 0

х = 37 т.к. 37 - 37 = 0, а 20 * 0 = 0