3(r-3)+7r=54

Simple and best practice solution for 3(r-3)+7r=54 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 3(r-3)+7r=54 equation:


Simplifying
3(r + -3) + 7r = 54

Reorder the terms:
3(-3 + r) + 7r = 54
(-3 * 3 + r * 3) + 7r = 54
(-9 + 3r) + 7r = 54

Combine like terms: 3r + 7r = 10r
-9 + 10r = 54

Solving
-9 + 10r = 54

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 + 10r = 54 + 9

Combine like terms: -9 + 9 = 0
0 + 10r = 54 + 9
10r = 54 + 9

Combine like terms: 54 + 9 = 63
10r = 63

Divide each side by '10'.
r = 6.3

Simplifying
r = 6.3

See similar equations:

| y=8-6 | | y+g=12 | | 20y+3y= | | 216=36x+15+12x | | 24=w+8 | | 5x-11+5x=21 | | 5+4w=-8 | | 216+36x=15+12x | | 16y+11y= | | 5n^2+19n-69=-2 | | 24=w+6 | | 3y+1=21 | | -8x-163=101+3x | | -7.2=80x | | 17x=26 | | 8x-13x=26-34 | | 3m-[m+1]=6m+1 | | 42.34=9g+3.82 | | 6x-9=110-11x | | 7x+1=2x-4 | | 5x+2(3x+8)+17=4x+21 | | 5-3(x-7)=2(2-x) | | 2m^3(4m^2)= | | 4(x^3-6x^2+9)=0 | | 500=30f+100 | | x=9x-22 | | X+2x-4x=41 | | -65-12x=65-7x | | 2w^2+9w+0=0 | | 7n-4(-3n+4)= | | P(p+3)=2(p+3) | | 6x-6-3x=5x+10 |

Equations solver categories