7r-3(2r+8)=16

Simple and best practice solution for 7r-3(2r+8)=16 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 7r-3(2r+8)=16 equation:


Simplifying
7r + -3(2r + 8) = 16

Reorder the terms:
7r + -3(8 + 2r) = 16
7r + (8 * -3 + 2r * -3) = 16
7r + (-24 + -6r) = 16

Reorder the terms:
-24 + 7r + -6r = 16

Combine like terms: 7r + -6r = 1r
-24 + 1r = 16

Solving
-24 + 1r = 16

Solving for variable 'r'.

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

Add '24' to each side of the equation.
-24 + 24 + 1r = 16 + 24

Combine like terms: -24 + 24 = 0
0 + 1r = 16 + 24
1r = 16 + 24

Combine like terms: 16 + 24 = 40
1r = 40

Divide each side by '1'.
r = 40

Simplifying
r = 40

See similar equations:

| 4x+24y=192 | | 1-n=-7-3n | | 7-7x=-49 | | 2x^2+2x+10=0 | | -4x+8y=40slope | | 52(y+1)=21 | | 3=75m | | 5(12-3t)=15(t+4) | | 5(3-x)=2x+1 | | 5x+8=40-2x | | 2y^2+3=-5y | | 2x-x=-7 | | 2-(3x+4)-3x=10-2x | | 16x+9=2(8x+1) | | -6+5=6(n+9) | | x^4-12x^3+22x^2+84x+49=0 | | 15u^2-14u=48 | | 4-x=3x+1 | | 11+6w=13 | | 3-2x=5x+6 | | 15u^2-14u=0 | | 143=13xk | | 4(3y-6)+12y=0 | | x(x-5)(x+7)=0 | | 5x-15y=20y | | -4x+8y=40 | | x-9=4x-9 | | 2a+4=-5a+7a | | 75x=1350 | | x+(x-2)+(x-4)=-72 | | 2h-17=5 | | 2(x+5)=9 |

Equations solver categories