x⼀8=7.5⼀12解方程(求过程)

2025-06-26 12:25:59
推荐回答(4个)
回答1:

解:解方程, 此方程的解为x = 5
x ÷ 8 = 7.5 ÷ 12
x ÷ 8 = (7×10+5)/10 × 1/12
x ÷ 8 = 75/10 × 1/12
x ÷ 8 = 15/2 × 1/12
x ÷ 8 = 5/8
x = 5/8 × 8
∴x = 5

答:此方程的解为x = 5

回答2:

12x=8×7.5
x=60÷12
×=5

回答3:

回答4: