Question

How do you solve `42- 3x = 12- 8x`?

Answer 1

x = -6

Explanation:

`42−3x=12−8x`

`42-12=−8x+3x`

`30=−5x`

`x=-6`

Verification;
`42−3(-6)=12−8(-6)`

`42-(-18)=12−(-48)`

`60=60`

hence since LHS=RHS, x=-6! :)

-Sahar.