3[2r+8]=4[3r-9]

Simple and best practice solution for 3[2r+8]=4[3r-9] 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[2r+8]=4[3r-9] equation:


Simplifying
3[2r + 8] = 4[3r + -9]

Reorder the terms:
3[8 + 2r] = 4[3r + -9]
[8 * 3 + 2r * 3] = 4[3r + -9]
[24 + 6r] = 4[3r + -9]

Reorder the terms:
24 + 6r = 4[-9 + 3r]
24 + 6r = [-9 * 4 + 3r * 4]
24 + 6r = [-36 + 12r]

Solving
24 + 6r = -36 + 12r

Solving for variable 'r'.

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

Add '-12r' to each side of the equation.
24 + 6r + -12r = -36 + 12r + -12r

Combine like terms: 6r + -12r = -6r
24 + -6r = -36 + 12r + -12r

Combine like terms: 12r + -12r = 0
24 + -6r = -36 + 0
24 + -6r = -36

Add '-24' to each side of the equation.
24 + -24 + -6r = -36 + -24

Combine like terms: 24 + -24 = 0
0 + -6r = -36 + -24
-6r = -36 + -24

Combine like terms: -36 + -24 = -60
-6r = -60

Divide each side by '-6'.
r = 10

Simplifying
r = 10

See similar equations:

| .5x-6.5x+13=61 | | 6ln(3x-2)=12 | | (25-x)*3=60+6 | | 7(4x+9)=-26+6x | | 25-5t-4+3t=14 | | 2x+22=4(x-3) | | -6+5x=4(3x+7) | | (n+7)+(n+3)+(n+2)=40 | | 3(2x-5)=-54 | | 1=1-12z | | 2/5=x/18 | | -4+3b+2+5b= | | 5w-7=13 | | 12*(3-x)=0 | | log1/6x=-4 | | -5(r-4)=28-r | | 0.21n-1.05=2.1-0.14 | | 20-5x=x^3 | | -176=-4-4(8+7n) | | 2(4w+9)=9 | | 1/7=x/42 | | 1+5y=y-11 | | 9.99+3.55+6.6= | | 5x-20=x^3 | | -2(9)=9k | | 3(x-2)=72 | | (X^2)y^2+x^4= | | n/42=3/21 | | 5-3x-2x=2-6x | | m^2-5-14=0 | | 12+-13A=-6G | | -4n+18=54 |

Equations solver categories