9-2r=7

Simple and best practice solution for 9-2r=7 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 9-2r=7 equation: 


Simplifying
9 + -2r = 7

Solving
9 + -2r = 7

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + -9 + -2r = 7 + -9

Combine like terms: 9 + -9 = 0
0 + -2r = 7 + -9
-2r = 7 + -9

Combine like terms: 7 + -9 = -2
-2r = -2

Divide each side by '-2'.
r = 1

Simplifying
r = 1

See similar equations:

| 4x+6=18x+2 | | -2=-x^3+5x^2-4x | | 3x/4=p | | 4x+10=15x+3 | | f(-2)=-x^3+5x^2-4x | | 4x+12=17x+3 | | 3x+25-37=126 | | 4x+9=16x+6 | | 9x-4(x-1)=9x+15-3x | | x=13-2Y | | 2x-x^2=12 | | Log(x/1.2)=1.3 | | 39+4b=7-8(8b-4) | | 8sin^2x+13sinx+5=0 | | (3-8x)*(3/7)=27 | | .45(24)+0.05x=0.15(24+x) | | -132.6*53.78= | | -6x-3(X-1)=-2-8x | | (2x)/7=40/35 | | 4x(3x-1)=5x+66 | | g(t)=-16t^2+15t+5 | | -4-6(m-1)=1-7m | | 8x^3+24x^2+5=0 | | ax-x=a | | ax/5-x/12=a/6 | | Tn=7n-5 | | 2x-6/20 | | (2x-6)(x+8)= | | X+6(8x-3)=-18-2x | | (x-3)*(2x-5)=(2x+1)*(x+4) | | 2a+4b=16 | | y=2px+p*2 |

Equations solver categories