-9(3-r)=45

Simple and best practice solution for -9(3-r)=45 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(3-r)=45 equation: 


Simplifying
-9(3 + -1r) = 45
(3 * -9 + -1r * -9) = 45
(-27 + 9r) = 45

Solving
-27 + 9r = 45

Solving for variable 'r'.

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

Add '27' to each side of the equation.
-27 + 27 + 9r = 45 + 27

Combine like terms: -27 + 27 = 0
0 + 9r = 45 + 27
9r = 45 + 27

Combine like terms: 45 + 27 = 72
9r = 72

Divide each side by '9'.
r = 8

Simplifying
r = 8

See similar equations:

| 3-(3-x)=2-2(2-X) | | 4y+5-2y=11 | | -20=2(y+2)-5y | | 8x+14+2(3+6x)=0 | | 8x^2+kx=21 | | 72+12m=-876 | | 13n+151=983 | | 18=3x+5x-3 | | .66*6a+.66*9=19.2 | | 6y-14=60 | | 40/5-28/4 | | 3(a+5)=10 | | Y=(3x+2)-(2x-4) | | 3(x-9)-9=-4(-5x+6)-8x | | 6/x-10 | | y=0.9(22)+45 | | -20*25=e | | 11(v+3)-3v=4(2v+1)-13 | | 3*(2+3)=y | | 11*20=q | | 405000000y^3-6760000y^2+272.8=0 | | -7(3+x)=28 | | 9m=729 | | z+58=850 | | 2x+13=-7-3 | | f-186=739 | | j-611=91 | | m+599=-277 | | 3=9x+10 | | y=-0.9(20)+45 | | x+x+x+x=x+2+x+2+x | | 5(r+6)=-5 |

Equations solver categories