7r+5r-12=

Simple and best practice solution for 7r+5r-12= 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+5r-12= equation:


Simplifying
7r + 5r + -12 = 0

Reorder the terms:
-12 + 7r + 5r = 0

Combine like terms: 7r + 5r = 12r
-12 + 12r = 0

Solving
-12 + 12r = 0

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 12r = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 12r = 0 + 12
12r = 0 + 12

Combine like terms: 0 + 12 = 12
12r = 12

Divide each side by '12'.
r = 1

Simplifying
r = 1

See similar equations:

| 41x+63*(-20.46)=1297.308 | | 5+4+2t= | | Logb5/3 | | 6x^2+69x+36=0 | | (((((2x-100)2)-100)2)-100)2-100=0 | | 3z/8-9=-2 | | x/8-6=7 | | 7a+5b=43 | | 5(2a-13)=3(4a-28) | | x^2+3xy-2y^2+3xz+z^2=0 | | t/6-4=13 | | https://autonline.aut.ac.nz/bbcswebdav/pid-3815037-dt-content-rid-6726068_4/xid-6726068_4 | | t/6-4= | | 2=1.75x | | x^2+y^2+2x+11=0 | | 10a-65=12a-84 | | 3x^3+6x^2+-9x=0 | | x^3-3x^2-1=0 | | 3x/5-1=4×-1/2 | | z^2=3z-18 | | y=2-sqrt(x)/5x | | A+b=625 | | (625-2b)+2b=625 | | A+2b=625 | | 10y=1 | | 72x-18-24-12/72=13x | | 5+2lnx=17 | | (2x^2)+14x-120=0 | | 4u-11=25+2u | | 2-4y+5x= | | (6x^2+y^2)dx+y(2x-3y)dy=0 | | log(-x)=4 |

Equations solver categories