12(r-10)=4(-5r-11)-12

Simple and best practice solution for 12(r-10)=4(-5r-11)-12 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 12(r-10)=4(-5r-11)-12 equation:


Simplifying
12(r + -10) = 4(-5r + -11) + -12

Reorder the terms:
12(-10 + r) = 4(-5r + -11) + -12
(-10 * 12 + r * 12) = 4(-5r + -11) + -12
(-120 + 12r) = 4(-5r + -11) + -12

Reorder the terms:
-120 + 12r = 4(-11 + -5r) + -12
-120 + 12r = (-11 * 4 + -5r * 4) + -12
-120 + 12r = (-44 + -20r) + -12

Reorder the terms:
-120 + 12r = -44 + -12 + -20r

Combine like terms: -44 + -12 = -56
-120 + 12r = -56 + -20r

Solving
-120 + 12r = -56 + -20r

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '20r' to each side of the equation.
-120 + 12r + 20r = -56 + -20r + 20r

Combine like terms: 12r + 20r = 32r
-120 + 32r = -56 + -20r + 20r

Combine like terms: -20r + 20r = 0
-120 + 32r = -56 + 0
-120 + 32r = -56

Add '120' to each side of the equation.
-120 + 120 + 32r = -56 + 120

Combine like terms: -120 + 120 = 0
0 + 32r = -56 + 120
32r = -56 + 120

Combine like terms: -56 + 120 = 64
32r = 64

Divide each side by '32'.
r = 2

Simplifying
r = 2

See similar equations:

| -5x+35=-5x+35 | | 6(5+12n)=9(-3+6n)+3 | | A=B*(1+C*F) | | x-(27-x)=1 | | 7(9m+1)=10m+10(11-5m) | | 10x+7=9x+10+2(x-3) | | .5d-.75=1.6d | | -9(x+5)=-6(1+2x)+6x | | (21x-5)-12=56(25+7x) | | 0.4x-0.05(x-4000)=-500 | | 5-2x/x-1=-2 | | -9+6(2k-6)=-9+4(7-5k) | | 2(3x-4y)=1 | | -3(n+6)=-2(n+7) | | -3-13=8 | | 7-2x(12)+21x=-10 | | 31=3-4k | | 2x-9=-3(3x+10) | | 22x+45=221 | | 0=-8t+48 | | n*n*n=64 | | [-2+(-3)]+[5+(-3)]= | | n^3=64 | | 10y-5y=40 | | -8+1= | | -5(-2x-5)+2=5(80-2x)+21 | | 2(9)+9(9-4)=52 | | 11=2x+6-5 | | 12+5x=8x+27 | | 10-(11+2b)=5b+5(11-3b) | | 7(8+4(2))= | | .5x+16=36 |

Equations solver categories