8-2(2r-7)=-3(2r-4)

Simple and best practice solution for 8-2(2r-7)=-3(2r-4) 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 8-2(2r-7)=-3(2r-4) equation: 


Simplifying
8 + -2(2r + -7) = -3(2r + -4)

Reorder the terms:
8 + -2(-7 + 2r) = -3(2r + -4)
8 + (-7 * -2 + 2r * -2) = -3(2r + -4)
8 + (14 + -4r) = -3(2r + -4)

Combine like terms: 8 + 14 = 22
22 + -4r = -3(2r + -4)

Reorder the terms:
22 + -4r = -3(-4 + 2r)
22 + -4r = (-4 * -3 + 2r * -3)
22 + -4r = (12 + -6r)

Solving
22 + -4r = 12 + -6r

Solving for variable 'r'.

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

Add '6r' to each side of the equation.
22 + -4r + 6r = 12 + -6r + 6r

Combine like terms: -4r + 6r = 2r
22 + 2r = 12 + -6r + 6r

Combine like terms: -6r + 6r = 0
22 + 2r = 12 + 0
22 + 2r = 12

Add '-22' to each side of the equation.
22 + -22 + 2r = 12 + -22

Combine like terms: 22 + -22 = 0
0 + 2r = 12 + -22
2r = 12 + -22

Combine like terms: 12 + -22 = -10
2r = -10

Divide each side by '2'.
r = -5

Simplifying
r = -5

See similar equations:

| (5x+1)(-3x+4)+x(10x+2)=0 | | 0.36×11/2= | | 8x^2+10x+0=0 | | 4x/28=8 | | 3(5x-4)=22.5 | | 2(3x-5)=-(2x+2) | | 6(2r+3)=7r-7 | | -7(k-7)=39+3k | | y+-12=25 | | 2w+6=13-4w | | 12=72-6x | | 2x+4=9x-8 | | X^2-8x=12x | | y+-12=26 | | 200-10x=50 | | 5x+3=4x+1 | | 62=2x-42 | | 113=4x-7 | | 136/300 | | -3n^2=-15 | | 175-5x=0 | | 303=5x-7 | | 2x+x^2=4.875 | | z-10+9=3 | | 17=95-3x | | 128-2x=8 | | 14a+5=9a-5 | | 112=8x-x | | 12=156-2x | | 5y+1=3y+14 | | 1/5×22 | | 3x-120=90 |

Equations solver categories