If it's not what You are looking for type in the equation solver your own equation and let us solve it.
90+(4x-7)+(2x+13)=90
We move all terms to the left:
90+(4x-7)+(2x+13)-(90)=0
We add all the numbers together, and all the variables
(4x-7)+(2x+13)=0
We get rid of parentheses
4x+2x-7+13=0
We add all the numbers together, and all the variables
6x+6=0
We move all terms containing x to the left, all other terms to the right
6x=-6
x=-6/6
x=-1
| 7(w-79)=84 | | 6(3w+6)=126 | | 2x2+6x+1=0 | | r/3=14 | | 41=h/8+38 | | (3x-1)=(7x+3) | | 4x=2^x-9 | | k/9+82=90 | | d=2= | | 2-2(2x-1)=31-x | | 137=-u+178 | | 6+10y=36 | | -2+2x=4x+5.2 | | 5=8/7x=29 | | 224=116-w | | 16w+3w-4w-15w+2w=16 | | 6x+72=10x+2 | | 3a-6a+×=8a+20-5a | | 164-w=78 | | 420=2=(r+10) | | x^2-0.9x+0.2025=0 | | 420=29=(r | | 12=-w+203 | | 14x+-8=2x+16 | | -5x+32=180 | | 13y-12y+y=14 | | 2(2x-5)=5x-9 | | 14m-5m-4m-m-3m=11 | | p/9+78=85 | | (4x-20)+(5x-16)+90=90 | | 9x+16=5x+4 | | 6y+9=4y+8 |