Question

解方程X-1/5X=24 X-1/8X=42 X-1/9X=64

Answer 1

X-1/5X=24

4/5x=24

x=24÷4/5

x30

X-1/8X=42

7/8x=42

x=42÷7/8

x=48

X-1/9X=64

8/9x=64

x=64÷8/9

x=72