4r-7=-39

Simple and best practice solution for 4r-7=-39 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 4r-7=-39 equation: 


Simplifying
4r + -7 = -39

Reorder the terms:
-7 + 4r = -39

Solving
-7 + 4r = -39

Solving for variable 'r'.

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

Add '7' to each side of the equation.
-7 + 7 + 4r = -39 + 7

Combine like terms: -7 + 7 = 0
0 + 4r = -39 + 7
4r = -39 + 7

Combine like terms: -39 + 7 = -32
4r = -32

Divide each side by '4'.
r = -8

Simplifying
r = -8

See similar equations:

| (3x-21)(x+12)=0 | | 1108/2*100= | | 1+4x+5x^2=0 | | cbrt(x-1)+cbrt(x+1)=2 | | (1/3)x9x9x9 | | 2g+3g+g=24 | | -5(2x-4)=10x | | 7(x-3)=-4x+56 | | 46-y=8 | | 15y-9xy= | | 2.49+2.49+.99+.99= | | X+(x+25)=2x+(x+10) | | f(4)=5+4*4 | | 10x^2+14=0 | | -2.5(2s-5)-3(4.5s-5.2)s= | | 16n^2-116n=-14-2n | | 8+log(16x)=28-3log(x) | | 3/7x21=63 | | 88+x=45+x | | 8a^2-15a=2 | | 18x+3+41x=180 | | f(4)=10-4 | | 6x(4x+12)=0 | | 6a=25+ba | | X+x+(x+25)+(x+25)=2x+2x+(x+10)+(x+10) | | -54=3(2+5) | | 3=9p | | 10(4x-3)=120x | | -(4-r)=2r+5(r+4) | | (x+67)+(X+127)=180 | | 15p-30=-165 | | 6y+12=3y+9 |

Equations solver categories