-7=5-4r+7r

Simple and best practice solution for -7=5-4r+7r 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=5-4r+7r equation:


Simplifying
-7 = 5 + -4r + 7r

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

Solving
-7 = 5 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
-7 + -3r = 5 + 3r + -3r

Combine like terms: 3r + -3r = 0
-7 + -3r = 5 + 0
-7 + -3r = 5

Add '7' to each side of the equation.
-7 + 7 + -3r = 5 + 7

Combine like terms: -7 + 7 = 0
0 + -3r = 5 + 7
-3r = 5 + 7

Combine like terms: 5 + 7 = 12
-3r = 12

Divide each side by '-3'.
r = -4

Simplifying
r = -4

See similar equations:

| 6y^2-54= | | 2=9x-3 | | X+2x=5x-10 | | 7c-6-9c=3 | | -2(4-r)-5=11 | | 2x^2-15+7=0 | | 4n+0=4n | | -6x(-7)=y | | 5u^2+13u-6= | | 4x+12=12x-42 | | 3x-3+4x-3= | | x-0.10x=126 | | -24-(-28)=y | | 7m-3m=12 | | 2x-12+3x-7=6x-31 | | 625+(2-5)= | | 3x-7y=z | | 9-(-8)=y | | 2a^2-23=0 | | -4(3q+5)=-16 | | 5-(-7)=y | | 3x-3+4x-3-(1-x)= | | (1+x)(1+x)=1+6x | | 3x-6+2x+6=45 | | -16t^2+80t-64=0 | | 1-2x^2=0 | | 2n-3n=2 | | -4-(-8)=y | | 8x-2n=-9+7x | | r^2+8r=21 | | 4-(3b-80)=2b-17 | | 7x+7+x-5=42 |

Equations solver categories