If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-b+4b=7b
We move all terms to the left:
-b+4b-(7b)=0
We add all the numbers together, and all the variables
-4b=0
b=0/-4
b=0
| -0.4(0.8z+0.1)-(0.3-0.6z)=0.22 | | 2c+8=8c-4 | | 33=12r-39-r) | | 20=8+8(12+4x) | | C=38.52+0.25x | | 2(-1)+3b=13 | | 11x-8=12x+9+-1x | | 13x/7+5x=15 | | b/17-9/11=56/17 | | (4-8i)+(-13+23i)=0 | | 7a/8-5=2(a+1) | | 4(-8b-1)=-4(b+1) | | 8m=2(10+m) | | 4t+3=1.6 | | 2x(-x^2+75)/(x^2+25)^3=0 | | 356.79=180+0.83x | | 8(3/8)+8(p/8)=8(25/8 | | 13b=143 | | 9/27=n/9.60 | | 16/5=1.4+.2c | | 6-2x=5x-9x=8 | | m+2/5+m=4 | | 4(-8b-)=-4(b+1)1 | | 0.75(8n-4)=-3(1-2n) | | 13x/7+5x=5x | | 5(y+4)=-2(-8y-8)+9y | | |-2y+6|=6 | | 2x+25+2x-30=180 | | 6x-9=(-3x) | | 8(3/8)+8(p/8)=8(3/1/8) | | -9r-15=93 | | 36=b-15 |