If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(t+18)+(t+13)=t+49
We move all terms to the left:
(t+18)+(t+13)-(t+49)=0
We get rid of parentheses
t+t-t+18+13-49=0
We add all the numbers together, and all the variables
t-18=0
We move all terms containing t to the left, all other terms to the right
t=18
| 8=a/16+9 | | 12+x=2x+4 | | x+x+1-x+1=4 | | (3x-5)^2=45 | | 7x-48=5x-12 | | 8-3/4x=91 | | 20x=13x-14 | | (p-50)+p=p+50 | | -9(z+8)=-9z-92 | | 3(3w-6)=39 | | 5.6a+12=58.8 | | m/2+4.96=6.43 | | (y-37)+(y-23)=y+32 | | x-0.3=5.9 | | –d−10=–6d | | 32/3x5/6=5/6x32/3 | | -2(3n-5)=34 | | 3.5x-2=3x+4 | | 2/9=z/10 | | (4x-4)2-4(4x-4)-21=0 | | 9r=8r−3 | | (z+42)-(z-14)=z | | y7-4=8 | | 3y-3+4y=21 | | 1.75=k+0.75 | | (2)7x-13=16x-38 | | 9-4x+3=4 | | 3.56x+7.5x+9.12=50.85 | | 5n2−18n+12=0 | | (p-47)+(p-28)=p+37 | | 4v=–9+v | | 7-6t=-15 |