3r+-12=-57

Simple and best practice solution for 3r+-12=-57 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 3r+-12=-57 equation: 


Simplifying
3r + -12 = -57

Reorder the terms:
-12 + 3r = -57

Solving
-12 + 3r = -57

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 3r = -57 + 12

Combine like terms: -12 + 12 = 0
0 + 3r = -57 + 12
3r = -57 + 12

Combine like terms: -57 + 12 = -45
3r = -45

Divide each side by '3'.
r = -15

Simplifying
r = -15

See similar equations:

| =3(1+4m)+5m | | 3x-3=-2 | | -7x^6-28x^5+147x^4=0 | | 6x+6=7-(8x-8) | | 10K-5K=10 | | 3(1-3x)=2(4x+7) | | -6p=68 | | 3(6xy)= | | 39.95+0.99x=55.79 | | 3(2x+6)=-2(2x-4) | | .4y+.2+.2y=.1(y-8) | | =7(2m+6)+8m | | 18-4a=6-16a | | 10=s/3+5 | | 3y+4(-1)=12 | | 2(11+4x)=38 | | 0.171r=0.72 | | 2y+-5=-2y+7 | | 1.5x+7=29.50 | | 16x^3-2x^2-5x= | | 8(y-3)=4(2y+5) | | 4b-19=b+3b-2n | | 7x+30+7x+30+12x+12x=x | | w/4-6=0 | | x-120=3345 | | 8n+2=10n+4 | | 36-5x+36-5x+4x+4x=x | | 1+x/2=4 | | 2v-42=18-4c | | -4+3c=4(c+4) | | 4x-7y=14 | | -13=5l |

Equations solver categories