-2(3p-5)=10

解答

- 2 (3 p - 5) = 10

p = 0

求解步骤

- 2 (3 p - 5) = 10

两边除以

- 2

3 p - 5 = - 5

将

5

到右边

3 p = 0

两边除以

3

p = 0

2 (3 v - 6) = 12

x, 4 y + 3 x = 4

1.5 x - 0.7 = 0.6 (3 - 5 x)

x, \frac{2}{3} x - 3 y = 7

3 (x + 9) \frac{3}{4} = 24