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5x+8+2x-3=19
We move all terms to the left:
5x+8+2x-3-(19)=0
We add all the numbers together, and all the variables
7x-14=0
We move all terms containing x to the left, all other terms to the right
7x=14
x=14/7
x=2
| c+0.18c=236 | | ((13x-35)+(5x-19)=(2x+14)) | | 21/14=3/n | | 2/3x+1/4=5/3 | | 8d-3d=625 |