r*2-r=12

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


Simplifying
r * 2 + -1r = 12

Reorder the terms for easier multiplication:
2r + -1r = 12

Combine like terms: 2r + -1r = 1r
1r = 12

Solving
1r = 12

Solving for variable 'r'.

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

Divide each side by '1'.
r = 12

Simplifying
r = 12

See similar equations:

| (x^-1y^1/3)^-1/2/x^1/3y^-1/2 | | -9-5x+7x=4x+5 | | x=-4.5+1.5y | | 8(x+1)=5(3x+3) | | 2.5x+2=10 | | -48x^2-8x-1=0 | | -5(396t)=100034 | | -8(2+4x)=-8(5x-6)+4x | | -5(396t)=100033 | | -8(2-4x)=-8(5x-6)+4x | | (4*e)*10=120 | | -5(396t)=100032 | | H(x)=x-9/x^2-36 | | -5(396t)=100031 | | -5(396t)=100030 | | 3(x+2)-2(5x+4)=12 | | (5)1/2=7-1/2b | | -5(396t)=100029 | | -5(396t)=100028 | | -5(396t)=100027 | | -5(396t)=100026 | | -5(396t)=100025 | | 0.25x+1.2=1.55-1.2x | | -5(396t)=100024 | | -5(396t)=10023 | | -5(396t)=100022 | | 6x-3(2x+4)=-6(x-1) | | -5(396t)=100021 | | 37-32x=8(-4x-6) | | -5(396t)=100020 | | -5(396t)=100019 | | -5(396t)=100018 |

Equations solver categories