Question

Solving equations

-2/5x-1=9

Answer 1

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`- (2)/(5) x - 1 = 9 \\`

Add sides 1

`- (2)/(5) x - 1 + 1 = 9 + 1 \\`

`- (2)/(5) x = 10 \\`

Multiply sides by 5

`5 * - (2)/(5)x =5 * 10 \\`

`- 2x = 50`

Divide sides by - 2

`( - 2x)/( - 2) = (50)/( - 2) \\`

`x = - 25`

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Answer 2

x=-25

Explanation:

-2/5x-1=9

-2/5x=10

-2x=50

x=-25