Question

How do you solve `7.8x + 3- 9.8x = 1`?

Answer 1

`x=1`

Explanation:

`7.8x+3-9.8x=1`
`=> (7.8x-9.8x)+(3-3)=(1-3)`
`=> (-2x)+(0)=(-2)`
`=> (-2x)/(-2)=(-2)/(-2)`
`=> x=1`