2-(-3r+7)=9+7(r+7)

Simple and best practice solution for 2-(-3r+7)=9+7(r+7) 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-(-3r+7)=9+7(r+7) equation:


Simplifying
2 + -1(-3r + 7) = 9 + 7(r + 7)

Reorder the terms:
2 + -1(7 + -3r) = 9 + 7(r + 7)
2 + (7 * -1 + -3r * -1) = 9 + 7(r + 7)
2 + (-7 + 3r) = 9 + 7(r + 7)

Combine like terms: 2 + -7 = -5
-5 + 3r = 9 + 7(r + 7)

Reorder the terms:
-5 + 3r = 9 + 7(7 + r)
-5 + 3r = 9 + (7 * 7 + r * 7)
-5 + 3r = 9 + (49 + 7r)

Combine like terms: 9 + 49 = 58
-5 + 3r = 58 + 7r

Solving
-5 + 3r = 58 + 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.
-5 + 3r + -7r = 58 + 7r + -7r

Combine like terms: 3r + -7r = -4r
-5 + -4r = 58 + 7r + -7r

Combine like terms: 7r + -7r = 0
-5 + -4r = 58 + 0
-5 + -4r = 58

Add '5' to each side of the equation.
-5 + 5 + -4r = 58 + 5

Combine like terms: -5 + 5 = 0
0 + -4r = 58 + 5
-4r = 58 + 5

Combine like terms: 58 + 5 = 63
-4r = 63

Divide each side by '-4'.
r = -15.75

Simplifying
r = -15.75

See similar equations:

| 2(2L+2W)=LW | | 4y-27= | | -576=4x | | 5x+5-x=-7+x-2 | | 13=-8y-7 | | 630-540=0.03x | | -14=-3+l+24 | | 3x+2=3x+1 | | -333=9x | | 5x-2+x=9+3x+10 | | 4u^2-5=19 | | (9x+5)-(6x-8)= | | 17y-14y=12 | | 32=x(2x+10) | | 32x^2=288 | | 10=-7s+10 | | -5(x+7)-3x=5 | | 3.4+1.4m=3.4m-1.4 | | 4x+7=9x-38 | | 10=-7s+19 | | 8x+8x=128 | | 4x-4=4+2x | | 98=2x | | log(2x+5)*log(9x^2)=0 | | x/6-8=5/12 | | 14y=9x | | -3-(-3x+8)=7+2x+3 | | X+11(2)=104 | | 6(2x-4)=-36 | | 3x-5=9x+22 | | -4=2r+6 | | 78+(30-0.5(28+8))=0 |

Equations solver categories