If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+15)+(3x-17)=90
We move all terms to the left:
x+15)+(3x-17)-(90)=0
We add all the numbers together, and all the variables
x+15)+(3x=0
| 8=2y-12 | | 4=c2 | | 6r=27–3r | | 0=–(p+–1) | | 144=a2 | | x+15)+(3x-17)=180 | | .5/3=2.25/x | | 3(0.5x-8)=3/2x-1.4 | | 6=x+4;x= | | 6x+2x+x=280 | | x+5=-35+6x | | 4y^2=180 | | x2=140 | | 2a+4a-10=-10-(-30) | | -3x2+3x+4=0 | | 4xx=13 | | -x+2-4x=-23 | | 6-5x=-134 | | 3+x=5x=2 | | t-60=16 | | 5x-8=x-11 | | 6.3=2.3+r | | K2-9k=5 | | 6.3=2.3-r | | -3+10=2x-35 | | 2x^2+2x=312 | | 3/275=x/21 | | -12x+5=15x-8 | | 7x-2-2x=-42 | | 60=400(0.05)t | | 2x+14=1/2(6+14x-58 | | 3x+6+7x-2-2x=60 |