If it's not what You are looking for type in the equation solver your own equation and let us solve it.
87=u/7+79
We move all terms to the left:
87-(u/7+79)=0
We get rid of parentheses
-u/7-79+87=0
We multiply all the terms by the denominator
-u-79*7+87*7=0
We add all the numbers together, and all the variables
-1u+56=0
We move all terms containing u to the left, all other terms to the right
-u=-56
u=-56/-1
u=+56
| 9(y-87)=81 | | 6*2,78-4y=68 | | 0,24x+1,2=5,4 | | 47-10m=-3(7m-5) | | 465530=x-(.35*x) | | X=8y/5 | | Y=15(3x) | | x+ | | w–6=23 | | 199.00x0.05=9.95 | | 0.1x+x=400 | | 2x+x+(x-2)=62 | | 199x0.05=9.95 | | (x+2)2=(x-2)(x+2) | | (3x+4)(3x-4)-9x²=x | | f/9-21=-24 | | 16–x=16+x | | 28+3x+2x=228 | | 163-2x=87 | | (2=x)^2=4/25 | | (2=x)^24/25 | | x(8-0,5x)=4x^2 | | x^2-17/9=0 | | r-18.3=-5.8 | | ((1)/(2))^(3x+1)=32 | | x-8(2-x)=11 | | 5x+8=14-10x | | 9y+1=9(y-1)-5y | | (x-2)²-7=0 | | m-2(m+1)=4 | | 5x²+2√5x-4=0 | | 90+45+(8x+21)= |