Question

-5g+2.3= -18.8 im in seventh grade and can't figure out this equation... ughhh

Answer 1

-5g+2.3＝-18.8
      -2.3     -2.3
       -5g =-21.1   divide each side by -5
          g=4.22         

Answer 2

-5g + 2.3 = -18.8
        -2.3      -2.3
------------------------
-5g= 21.1
----    ------
-5         -5

g= -4.22