2(r-1)+3(4+r)=

Simple and best practice solution for 2(r-1)+3(4+r)= 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 2(r-1)+3(4+r)= equation: 


Simplifying
2(r + -1) + 3(4 + r) = 0

Reorder the terms:
2(-1 + r) + 3(4 + r) = 0
(-1 * 2 + r * 2) + 3(4 + r) = 0
(-2 + 2r) + 3(4 + r) = 0
-2 + 2r + (4 * 3 + r * 3) = 0
-2 + 2r + (12 + 3r) = 0

Reorder the terms:
-2 + 12 + 2r + 3r = 0

Combine like terms: -2 + 12 = 10
10 + 2r + 3r = 0

Combine like terms: 2r + 3r = 5r
10 + 5r = 0

Solving
10 + 5r = 0

Solving for variable 'r'.

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

Add '-10' to each side of the equation.
10 + -10 + 5r = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 5r = 0 + -10
5r = 0 + -10

Combine like terms: 0 + -10 = -10
5r = -10

Divide each side by '5'.
r = -2

Simplifying
r = -2

See similar equations:

| (-20)+139= | | x+2.3-5.4=4.8 | | 70+[(-117)+(-78)]= | | 10-3w-5+x=25 | | y+15=-7 | | 6x-4=5x-30 | | 12+[5+(-7)]= | | F(x)=6x+9 | | [-1+(-8)]+[3+(-1)]= | | (m+5)-19=-13 | | 3(c+1)-15+c= | | 19+(-10)+(-14)= | | 163+14+(-90)= | | y-9=50 | | 4x(6x-5)= | | [-15+(-10)]+6= | | 5kgu=0.1 | | 1.5y+3.5(2+y)= | | .2(x-5)=20 | | (8t^2+4t-10)-(3t^2+t-12)= | | 25-52= | | 8(5x-8)=24x | | l+2l=390 | | -4(-13)= | | 5h-3(h+4)= | | 159+14+(-60)= | | 14+(-2)+(-17)= | | 7x-12-x=5x+27 | | 58+(-139)+(-56)= | | 10x+7y=-70 | | [-5+(-1)]+[6+(-2)]= | | 4m+6n-2m+9n= |

Equations solver categories