-1=-2(r+4)+-5

Simple and best practice solution for -1=-2(r+4)+-5 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 -1=-2(r+4)+-5 equation: 



-1=-2(r+4)+-5

We move all terms to the left:

-1-(-2(r+4)+-5)=0

We use the square of the difference formula

-(-2(r+4)-5)-1=0



We calculate terms in parentheses: -(-2(r+4)-5), so:

-2(r+4)-5

We multiply parentheses

-2r-8-5

We add all the numbers together, and all the variables

-2r-13

Back to the equation:

-(-2r-13)



We get rid of parentheses

2r+13-1=0

We add all the numbers together, and all the variables

2r+12=0

We move all terms containing r to the left, all other terms to the right

2r=-12

r=-12/2

r=-6

See similar equations:

| (7x+4)=(5x+1)=23 | | 5x+25=9x-7 | | -6+2(1-6m)=-5m+38 | | 4x+12-7x=10-(x+2) | | 1x-0.90x=80 | | 2(4v-9)-(3v-11)=-5 | | 12-3b=-6b+5b | | (7x+4)=(5x+1) | | 0.18x+0.7(x-1)=0.01(5x-1) | | a1=5−17 | | 84=-3(-4-4n) | | 4x+5-21-7x=2(3x-5)-3(3x+2) | | 4x+4=4x+20 | | 3-I2m+7I=2 | | -25-8r=3(-8-3r)+1 | | 17=4b+5 | | 2x-6=3x1-x-7 | | 6y+2=2y+6 | | 21/x+4=7/6 | | 2(x+1)-5=2x-3 | | 6x+8-2x+4=-2(-6-2x) | | 20x=36.00$ | | 288=8(6b+1)+8b | | 6x+8-2x+4=-29(6-2x) | | (x²+8+11+9+9)=55 | | 5-5v-4v=-v-7v | | (6+3x)+x=90 | | -7x-4=-1 | | 79=9k-2 | | 5x-18=11×+6 | | 7s–18=59 | | 2(x+5)=−(x+2) |

Equations solver categories