-204=3r-7(-6r-3)

Simple and best practice solution for -204=3r-7(-6r-3) 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 -204=3r-7(-6r-3) equation:


Simplifying
-204 = 3r + -7(-6r + -3)

Reorder the terms:
-204 = 3r + -7(-3 + -6r)
-204 = 3r + (-3 * -7 + -6r * -7)
-204 = 3r + (21 + 42r)

Reorder the terms:
-204 = 21 + 3r + 42r

Combine like terms: 3r + 42r = 45r
-204 = 21 + 45r

Solving
-204 = 21 + 45r

Solving for variable 'r'.

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

Add '-45r' to each side of the equation.
-204 + -45r = 21 + 45r + -45r

Combine like terms: 45r + -45r = 0
-204 + -45r = 21 + 0
-204 + -45r = 21

Add '204' to each side of the equation.
-204 + 204 + -45r = 21 + 204

Combine like terms: -204 + 204 = 0
0 + -45r = 21 + 204
-45r = 21 + 204

Combine like terms: 21 + 204 = 225
-45r = 225

Divide each side by '-45'.
r = -5

Simplifying
r = -5

See similar equations:

| 96=5(6-2p)+6 | | 6x+15=5x+2 | | X^2-48x+96=0 | | -4m-12-3(m-1)=2m-(6m-1)-9m+8 | | 15x-2=7(x+2) | | -4(b+3)-5b=-84 | | 7x-(x*x-x-9)=17-x*x | | (((81b^2-64)(b^2-1))/((9b-8)/(b-1)))=0 | | (((81b^2-64)(b^2-1))/((9b-8)/(b-1))) | | 500+80x-16x^2=0 | | 1.75x+1.75=-1.76 | | y=a+bx-cx^3 | | 7n+8(4n-6)=225 | | x/12=50/60 | | 1.75x-1.75=1.75 | | -2.7x-4=20 | | V^2t^2-9= | | f(x)=(g)+5 | | -5p-6(6-2p)=5(p-2)-6 | | 279+65= | | .4x=7500 | | 18v^3-39v^2+20v=0 | | -6(x-30)=3(x+9) | | 105=700(.05)t | | -4x^2+24x-35=0 | | .6x=.4x+7500 | | x=2y+7 | | 3x+12=-7y | | 5sinx=1-5cosx | | .6x=.6x+7500 | | 5s-(3s+2)=1 | | .6x=x-7500 |

Equations solver categories