y/2 =2

解答

\frac{y}{2} = 2

y = 4

求解步骤

\frac{y}{2} = 2

在两边乘以

2

y = 4

\frac{- 1 + 4 ( 1 ) - 4 b}{4 ( - 1 + ( 1 ) )} = 0

\frac{x}{- 91 i} + \frac{x - 31}{160 i} + \frac{x}{860 - 770 i} = 0

5 = 8 x - 10

so l v e f or y, \frac{x y}{c} = e^{- \frac{1}{x}}

- 13 c + 10 = - 7 c + 4