-4=-2(r+3)

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


Simplifying
-4 = -2(r + 3)

Reorder the terms:
-4 = -2(3 + r)
-4 = (3 * -2 + r * -2)
-4 = (-6 + -2r)

Solving
-4 = -6 + -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
-4 + 2r = -6 + -2r + 2r

Combine like terms: -2r + 2r = 0
-4 + 2r = -6 + 0
-4 + 2r = -6

Add '4' to each side of the equation.
-4 + 4 + 2r = -6 + 4

Combine like terms: -4 + 4 = 0
0 + 2r = -6 + 4
2r = -6 + 4

Combine like terms: -6 + 4 = -2
2r = -2

Divide each side by '2'.
r = -1

Simplifying
r = -1

See similar equations:

| 3y+21=4y-12 | | -5x+7=-9-9x | | 42+15r-2r=14r+42 | | -4x+7=-3x-7 | | -42-15r-2r=14r+42 | | 3(r-4)=-6r+7(1+4r) | | 6.7x=5.6x+12.3 | | 9(n-4)=-6(n+1) | | 4x-30+2x+12=180 | | 5x-34+3x=-6(1-2x) | | -4.5s-2=5.5s-4.2 | | 20x+2=142-38 | | 20x+2=142+38 | | 15y^2-15y=0 | | -4.45-2=5.5s-42 | | x^2-2x-(0.375)=0 | | m=7/8,(7,-3) | | 7.87-9.65x=8.52-3.21 | | 5f+7g=-35 | | 5x-19-3x+4=180 | | 5x-19+3x+4=180 | | 8x+9+x-6= | | XY-4y=9 | | n^2-2n+1=144 | | 18x+6y=28 | | 24-45t=16 | | 15x+2yx=-30 | | n^2+10n+25=64 | | 8x+6=4x+50 | | 2(x)+4(y)=196 | | n^2-22n+121=13 | | 2(5k-4)-27= |

Equations solver categories