If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(x+6)(x+7)=x^2+15x+14
We move all terms to the left:
(x+6)(x+7)-(x^2+15x+14)=0
We get rid of parentheses
-x^2+(x+6)(x+7)-15x-14=0
We multiply parentheses ..
-x^2+(+x^2+7x+6x+42)-15x-14=0
We add all the numbers together, and all the variables
-1x^2+(+x^2+7x+6x+42)-15x-14=0
We get rid of parentheses
-1x^2+x^2+7x+6x-15x+42-14=0
We add all the numbers together, and all the variables
-2x+28=0
We move all terms containing x to the left, all other terms to the right
-2x=-28
x=-28/-2
x=+14
| 60/100=12/x | | 11.y=77 | | (6x)-(3x)=6x(5-3) | | s—1=10 | | 13x−7=13 | | 3x+10+x10=180 | | x=3x-16°+42° | | 3x+x10+x+10=180 | | 3x-(-5)=14 | | {24}{w}=8w24=8 | | u+6=94 | | 10(3k+1=2(9k+11) | | d7=35 | | (x+5)(x-6)=x^2-x-2 | | b-82=8 | | x-22=-1.7 | | 24-g=13 | | g-48=3 | | 3d+8(–d+2)=–4−6d | | x3+-8x+5=0 | | x÷1.6=12 | | 100-7)x5= | | 1000=500x-x² | | x=-20+3/2 | | 47=b+4 | | x²-500x+1000=0 | | 5x−18.74=21.26 | | (x*2.5)-x=1 | | 20-6+4k=2=2k | | x+2=7+x | | 11=q−4 | | 5/6=1.2/n |