If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6x-8x+7=-13
We move all terms to the left:
6x-8x+7-(-13)=0
We add all the numbers together, and all the variables
-2x+20=0
We move all terms containing x to the left, all other terms to the right
-2x=-20
x=-20/-2
x=+10
| x/30=72/100 | | 7^(4x)=47 | | -8.2+0.4x=5 | | 0.3x+0.25=0.83x-1 | | 1+3/8k=7/10 | | 3/8k+1=7/10 | | 3(1.66)+a=-1 | | 8500=7265(1+r(2)) | | I4(y+2)+1.3=3(y+2.1) | | 17x+72=3x-72 | | (x)/(5)-7=-8 | | 3x-x=-72 | | x+7=6x+10=3x+3 | | x^2=61+2x | | 1/8-y=4 | | 2(x-11)=15x+4 | | -12÷(x+2)=-8÷(x-19) | | 7d+2(4d+1)-9=0 | | 5^x+3=2^x-3 | | 3(3/5)=x+2(2/3) | | 8x-3(x-1=4)(x-2) | | 30+2x=72 | | 14^-6x-7.8=36 | | 2+x/18=6 | | 307=m+31 | | x-81/2=17 | | -4+x/6=7 | | |x+2|=|4+x| | | 8=x/2+2 | | 9=5y-7y | | -28+7x=21 | | 3x+10=3x+4x |