What is the solution to this equation? 3x-74x=28

Combine like terms

3x - 74x = -71x

-71x = 28

Isolate the x. Note the equal sign. What you do to one side, you do to the other. Divide -71 from both sides

(-71x)/-71 = (28)/-71

x = 28/-71

x = ~ -0.3943 (rounded)

hope this helps

-28/71; Combine like terms first,

3x-74x=28

-71x=28

Now just divide -71 to isolate the variable and find x

x=-28/71