2r-12=-15

Simple and best practice solution for 2r-12=-15 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 2r-12=-15 equation: 


Simplifying
2r + -12 = -15

Reorder the terms:
-12 + 2r = -15

Solving
-12 + 2r = -15

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 + 2r = -15 + 12

Combine like terms: -12 + 12 = 0
0 + 2r = -15 + 12
2r = -15 + 12

Combine like terms: -15 + 12 = -3
2r = -3

Divide each side by '2'.
r = -1.5

Simplifying
r = -1.5

See similar equations:

| P=11-q+r | | log[10]*(9x+4)=log[10]*(1) | | w(2w-2)=220 | | 39-2x=-5(-6+x) | | 0=2x^2-4x | | 3x-.6=x | | 42=x | | 2x/3y*4/9y^2 | | 12n^2-36n+24=0 | | 9y^2-y+1=0 | | 84=x(x+5) | | -2+7n=39 | | 6z+11=-49 | | 2.4+3s=-.6 | | X-y+z=a | | s-42=-31 | | 4(3n-3)+2n=-12-2n | | 11x-12=9x+18 | | Log*(9x+4)=1 | | 0.10+0.50(40)=0.40(x+40) | | ((400x-4x^2)/3) | | -8c+c+-3c= | | 2m^2-14m+49=0 | | 13(2+3x)+17= | | 1z=-7 | | 5ln(x+2)=18 | | 0.50x+0.20(80)=0.40(x+80) | | 4.1(t+1)=12.3 | | (P/9)-1=-2 | | 5x=1-x^2 | | P(x)-4x-9x+2forx=3 | | 2(x+7)(x-1)=4x^2+4 |

Equations solver categories