If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9r + 3 = 21r + 7 Reorder the terms: 3 + 9r = 21r + 7 Reorder the terms: 3 + 9r = 7 + 21r Solving 3 + 9r = 7 + 21r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-21r' to each side of the equation. 3 + 9r + -21r = 7 + 21r + -21r Combine like terms: 9r + -21r = -12r 3 + -12r = 7 + 21r + -21r Combine like terms: 21r + -21r = 0 3 + -12r = 7 + 0 3 + -12r = 7 Add '-3' to each side of the equation. 3 + -3 + -12r = 7 + -3 Combine like terms: 3 + -3 = 0 0 + -12r = 7 + -3 -12r = 7 + -3 Combine like terms: 7 + -3 = 4 -12r = 4 Divide each side by '-12'. r = -0.3333333333 Simplifying r = -0.3333333333
| -6x-23=-143 | | 9r+19y-1=5y+151-2y | | 3x+2=2x+1 | | 3(4x-2)=2(x+7) | | -82=8+10x | | 12x^4=0 | | 0.25x-3.2=x-2 | | 2(3x+4)+3=2x+3 | | 4x^2-2x+6=0 | | 3x^4+2=0 | | t+10=7+-14 | | 4(y-1)-1=2(2y-3) | | 4[k+1]=16 | | 15(t-5)+6t=7(3t+4)-9 | | 2x+3=3x-7 | | 4(u+1)+5=6(u-1)+u | | -36=4+5x | | 11a-3=30 | | 3(2+x)-x=4+2(x+1) | | 12s+5x=12 | | 8w-7=-89 | | [t]+2.7=4.5 | | 7(x-8)-6=-6(-2x+8)-x | | 2(x-6)-4(x+2)=-8 | | [-3n]-2=7 | | g+2=10 | | 5b=20 | | 2x^3-3x^2+6x-9=0 | | 2x^3-3x^2+6x-9=o | | 4c=24 | | 3y^3-27x^2y=0 | | -8(v+2)+4v+5=5v+11 |