7=r+13

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


Simplifying
7 = r + 13

Reorder the terms:
7 = 13 + r

Solving
7 = 13 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
7 + -1r = 13 + r + -1r

Combine like terms: r + -1r = 0
7 + -1r = 13 + 0
7 + -1r = 13

Add '-7' to each side of the equation.
7 + -7 + -1r = 13 + -7

Combine like terms: 7 + -7 = 0
0 + -1r = 13 + -7
-1r = 13 + -7

Combine like terms: 13 + -7 = 6
-1r = 6

Divide each side by '-1'.
r = -6

Simplifying
r = -6

See similar equations:

| 7x-7=70 | | (2x+1)(x-4)=0 | | =3n+3u | | 6.6x-5+x-1.6= | | -x+2=30 | | 6-8x=78-22x | | 2x+10-7x-10= | | 4y+3y=6y+7 | | 2+3=k-4 | | 13Y+72=215 | | 12-6x=24 | | 5(l+28)=1005 | | -(2x-5y+3)= | | 2(x+4)=5x-7 | | 2x+36-16=6x | | 18-x=271-17x | | -4-4x=11-7x | | 18-17x=271 | | R=hb+qb | | -1+4=y-2 | | 1=0.3x-0.7x-31 | | 5x-7-2x=20 | | S=3N+3U | | 3(3m-2)=30 | | 1.5x=18 | | -4u+9=1 | | (x^2+9x-5)=0 | | 2x-2=16x-58 | | 8z-16=3z+9 | | 4(2u-7)=36 | | 9x+3=6X+15 | | b-8=10-6 |

Equations solver categories