2(2-7r)-9=-145

Simple and best practice solution for 2(2-7r)-9=-145 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 2(2-7r)-9=-145 equation:


2(2-7r)-9=-145

We simplify the equation to the form, which is simple to understand 
2(2-7r)-9=-145

Reorder the terms in parentheses
+(+4-14r)-9=-145

Remove unnecessary parentheses
+4-14r-9=-145

We move all terms containing r to the left and all other terms to the right. 
-14r=-145-4+9

We simplify left and right side of the equation. 
-14r=-140

We divide both sides of the equation by -14 to get r. 
r=10

See similar equations:

| u^3=14ui^2+32u | | 1/3(x)-14=45 | | 4y=(2y^2)-6 | | 0=-x^2+5x-6 | | -3+6=-4 | | 8-5d=3a | | -22-3d=-2+d-3d | | 0=3x^2-13x-10 | | -10x-4(x-7)=112 | | 1+2/x=24/x^2 | | x=4/5*45 | | a^2-7a+6= | | 2-7k=-I+20 | | 16+43-39x=89 | | (mx^3+3)(2x^2+5x+2)-(8x^5+20x^4)=m | | 1/4+1/2+5/4 | | p=2(98)+2(112) | | 2/3(9-6)+40 | | t/t-4=t+4/15 | | 1/2+c=4/7 | | -5a+7a=-18 | | -42+2=-52-3 | | x/3-x+27=6 | | 75x-29-53x=58 | | 5(a-3)-4(a+5)=-33 | | 1/3x-9-45 | | 1/3X-9=45 | | -4x+10=18 | | 0=2ln(x-3) | | 2x-64=6(6-2x)+4x | | -5d+24=-1 | | 6x^2(2x^2+2)= |

Equations solver categories