r+5-7=-5(r-6)-2(r+8)

Simple and best practice solution for r+5-7=-5(r-6)-2(r+8) 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 r+5-7=-5(r-6)-2(r+8) equation:


Simplifying
r + 5 + -7 = -5(r + -6) + -2(r + 8)

Reorder the terms:
5 + -7 + r = -5(r + -6) + -2(r + 8)

Combine like terms: 5 + -7 = -2
-2 + r = -5(r + -6) + -2(r + 8)

Reorder the terms:
-2 + r = -5(-6 + r) + -2(r + 8)
-2 + r = (-6 * -5 + r * -5) + -2(r + 8)
-2 + r = (30 + -5r) + -2(r + 8)

Reorder the terms:
-2 + r = 30 + -5r + -2(8 + r)
-2 + r = 30 + -5r + (8 * -2 + r * -2)
-2 + r = 30 + -5r + (-16 + -2r)

Reorder the terms:
-2 + r = 30 + -16 + -5r + -2r

Combine like terms: 30 + -16 = 14
-2 + r = 14 + -5r + -2r

Combine like terms: -5r + -2r = -7r
-2 + r = 14 + -7r

Solving
-2 + r = 14 + -7r

Solving for variable 'r'.

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

Add '7r' to each side of the equation.
-2 + r + 7r = 14 + -7r + 7r

Combine like terms: r + 7r = 8r
-2 + 8r = 14 + -7r + 7r

Combine like terms: -7r + 7r = 0
-2 + 8r = 14 + 0
-2 + 8r = 14

Add '2' to each side of the equation.
-2 + 2 + 8r = 14 + 2

Combine like terms: -2 + 2 = 0
0 + 8r = 14 + 2
8r = 14 + 2

Combine like terms: 14 + 2 = 16
8r = 16

Divide each side by '8'.
r = 2

Simplifying
r = 2

See similar equations:

| 5h-3/h | | 6n-4=6n-2 | | x^2-10x+y^2+8y=38 | | 48=1/2•12h | | 9x+18+3x=4 | | 2c+10+5c-3=7(c+1) | | 13=2v-17 | | -9(-3c+5d)= | | 2a+6(a+3b-4)-10(4a-2b)+21= | | 5y-3=82 | | 11x+6=10x+15 | | 6x+12=5x+10 | | 6-3n=36 | | h=15+-0.78x | | 30.25=16+0.2x | | y=28-4x/-8 | | 6-c=-29 | | ta+6(a+3b-4)-10(4a-2b)+21= | | h=0.02x-0.8x+15 | | y=8x-b | | 2(2y+5)=-12 | | 8=2x-1/2 | | 30.25=16+0.2 | | 3/4x-1/2=x-3/4 | | X+101=x+101 | | (8x+2)=3(2x-7) | | -5m-6+4m=-m+2 | | 3x-0.5(x+1)whenx=3 | | 2.5*1.34= | | 4y-1=97 | | -17=-3+2y | | 17x+3=9x-5 |

Equations solver categories