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-a+5=23
We move all terms to the left:
-a+5-(23)=0
We add all the numbers together, and all the variables
-1a-18=0
We move all terms containing a to the left, all other terms to the right
-a=18
a=18/-1
a=-18
| 4(2x-3)-11=-6 | | 4(2x-3)+11=-6 | | 0.15(y-0.2)=2-0.5(1-y) | | 4(2x-3)+11=6 | | -2x/3+7=19 |