If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-21x-18x=-54
We simplify the equation to the form, which is simple to understand
-21x-18x=-54
We move all terms containing x to the left and all other terms to the right.
-21x-18x=-54
We simplify left and right side of the equation.
-39x=-54
We divide both sides of the equation by -39 to get x.
x=1.3846153846154
| -21x-18x=54 | | 7(6+2P)+2=9-7P | | 2x+6=2(2x-1) | | (5x+-1)*x=25 | | 60x=40+50 | | 2x^2-490x=0 | | 13+3x=101 | | 3c+4c-12c= | | 16+4x(7+8)-3=73 | | 7z=2.8 | | 2y+6y-6y+8y= | | x^2+2x+2015=0 | | 2x+7=2x+3+1 | | 3m^2+98m^2=0 | | x+7+x=x-3+x+1 | | 3x^5-6x^4=0 | | 3(5+n)= | | 0t-9t+6u+20u= | | Y=128(0.5) | | (9x-43)+(4x+8)+(8x+9)+(5x+48)=360 | | -3+x=6x-53 | | -5x+(-x)-1=11-2x | | -r+7=-21 | | (x^2)+(0.000000000556)x-(0.000000000556)=0 | | 8x=8+10 | | 10x-45=7x-45 | | 8+x=8+10 | | 7y+28=3x-14 | | 4x-3=2(x+1)+3x | | 5000=.4x(45)+.6x(5) | | 7(2x+1)=2(4x+5) | | 6x-36=3x+18 |