-7r+13=-71

Simple and best practice solution for -7r+13=-71 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+13=-71 equation: 


Simplifying
-7r + 13 = -71

Reorder the terms:
13 + -7r = -71

Solving
13 + -7r = -71

Solving for variable 'r'.

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

Add '-13' to each side of the equation.
13 + -13 + -7r = -71 + -13

Combine like terms: 13 + -13 = 0
0 + -7r = -71 + -13
-7r = -71 + -13

Combine like terms: -71 + -13 = -84
-7r = -84

Divide each side by '-7'.
r = 12

Simplifying
r = 12

See similar equations:

| 5x^4-17x^2+12= | | 2t^2+14t+3=3 | | -4(3-6d)+5=9(2d-2)3d | | 6x+5=2x-14 | | x^2+32x+13= | | 4(3-6d)+5=9(2d-2)3d | | 4(3-6d)+5=9(2f-2)3d | | 6x+25=X+5(5+x) | | 6y-3(4-2y)=0 | | 2x^4-21x^2+54= | | 3(t-5)+4t-7=7+10 | | 4[x+4(6-x)]=2x+1 | | 5x-4=6x-8 | | 3(4-y)+4y=2y | | -(5-x)=x+3 | | 3(p+10)-(4p-1)=p-10+p | | x(x-4)=3(x+6) | | 8(m-5)=2(4m-7) | | 15x^2-34x-77= | | 16x=2x-56 | | 2m+1=m-2 | | 7y+5-2y-3=6+5y-4 | | 75=14y+5 | | x^2+x-130=0 | | x-8=-3x+5 | | 3x+2=2x+12 | | -x^4+2x^2-1=0 | | (x^2)y-X^2+4y=0 | | 200c^2+80x+8=0 | | X(x+8)+12=0 | | 4c-3(c-8)=47 | | 2k-1=k-5+3k |

Equations solver categories