-7r+2(r+1)=7-4r

Simple and best practice solution for -7r+2(r+1)=7-4r 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+2(r+1)=7-4r equation: 


Simplifying
-7r + 2(r + 1) = 7 + -4r

Reorder the terms:
-7r + 2(1 + r) = 7 + -4r
-7r + (1 * 2 + r * 2) = 7 + -4r
-7r + (2 + 2r) = 7 + -4r

Reorder the terms:
2 + -7r + 2r = 7 + -4r

Combine like terms: -7r + 2r = -5r
2 + -5r = 7 + -4r

Solving
2 + -5r = 7 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
2 + -5r + 4r = 7 + -4r + 4r

Combine like terms: -5r + 4r = -1r
2 + -1r = 7 + -4r + 4r

Combine like terms: -4r + 4r = 0
2 + -1r = 7 + 0
2 + -1r = 7

Add '-2' to each side of the equation.
2 + -2 + -1r = 7 + -2

Combine like terms: 2 + -2 = 0
0 + -1r = 7 + -2
-1r = 7 + -2

Combine like terms: 7 + -2 = 5
-1r = 5

Divide each side by '-1'.
r = -5

Simplifying
r = -5

See similar equations:

| 1/3=r/18 | | (b+3)(5b-1)=0 | | 3/4n=-1.75-18 | | B/9=10/3 | | x-4/-24=-26 | | Y+8=2(y+1) | | H/10=15 | | -21c+20=-7 | | 18*4-5n=-36 | | 7a^2=-70 | | Y=-3x-1.5 | | 3(10x-1)= | | .15x+102=x | | ln(x)=4.158 | | z-24/14=-7 | | 8(1+6p)-4=196 | | z=ln(5+2i) | | 2x-5=-2x-2+4x | | -76+8x=3x+39 | | 30=b+12 | | X=61-8y | | 4y-(5y+9)=14 | | 4(-r-2)=-16-6r | | (4p+3)(p+2)=0 | | x+3x+5x=508.25 | | 150x=75 | | 500=20p+250 | | 6x+7y=38 | | -84-4x=-9x+46 | | 2x+2(-1x-1)=-2 | | X+y-3*2=24 | | (-i)(8-3i)(5-6i)=0 |

Equations solver categories