If it's not what You are looking for type in the equation solver your own equation and let us solve it.
120=2x+13+7x+8
We move all terms to the left:
120-(2x+13+7x+8)=0
We add all the numbers together, and all the variables
-(9x+21)+120=0
We get rid of parentheses
-9x-21+120=0
We add all the numbers together, and all the variables
-9x+99=0
We move all terms containing x to the left, all other terms to the right
-9x=-99
x=-99/-9
x=+11
| -4.25=m(4.5)+2.5 | | x-10(x-1.7)=-3 | | (-8)-3r=19 | | 26x+6=10x+70 | | 3x+17+5x-9=136 | | -3d+8d+12=67 | | p–3+ 8=5 | | 0.6/x=12/30 | | 2/3m+4=-8 | | 19x+5=15x-1+34 | | 90-8x=76-6x | | –16t+–16t−(–18t)−6=–20 | | 3m+3-8m=21 | | -3/2z+4/3=5/6z+1/3 | | –16t+–16t−–18t−6=–20 | | 4(-3x-5)=6 | | 14x+8=(5x+6)+56 | | -5(3x-10)+4x=204 | | 2/3(a-10)=-3 | | 7−5y=–2y−8 | | 14x+12=(-6+8x)+60 | | (2x-2)+(4x+26)+(x+2)=180 | | 53=9-(6a+4) | | Y=8.36x | | 5(5)+x=30 | | 2x+13-8x=15 | | 104=7x+9+12x | | 7x=18+6x | | 0.25x+2=4 | | 8(-6w+5)+2=-230-16 | | -6x+3(x+5)=-6 | | (3y-17)=y+7 |