-130=7(2r-8)-4

Simple and best practice solution for -130=7(2r-8)-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 -130=7(2r-8)-4 equation:


Simplifying
-130 = 7(2r + -8) + -4

Reorder the terms:
-130 = 7(-8 + 2r) + -4
-130 = (-8 * 7 + 2r * 7) + -4
-130 = (-56 + 14r) + -4

Reorder the terms:
-130 = -56 + -4 + 14r

Combine like terms: -56 + -4 = -60
-130 = -60 + 14r

Solving
-130 = -60 + 14r

Solving for variable 'r'.

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

Add '-14r' to each side of the equation.
-130 + -14r = -60 + 14r + -14r

Combine like terms: 14r + -14r = 0
-130 + -14r = -60 + 0
-130 + -14r = -60

Add '130' to each side of the equation.
-130 + 130 + -14r = -60 + 130

Combine like terms: -130 + 130 = 0
0 + -14r = -60 + 130
-14r = -60 + 130

Combine like terms: -60 + 130 = 70
-14r = 70

Divide each side by '-14'.
r = -5

Simplifying
r = -5

See similar equations:

| 17x^2+3x-13=0 | | 8t-6=5t+7 | | (-4+x)/2=6 | | -4x+3y=-51 | | m=x^2-4x+55+100 | | y-x=-13 | | M=x^2-4x+55 | | -4x+4(-3x-9)=-148 | | ln(3x+9)=6 | | (x+9)/2=3 | | 7(7+5m)+(m+6)= | | 0.66x+4=6 | | cos(x-90)=1 | | 3x+8y-11-6x+3y+4= | | 15+x=10 | | -6x+7(x-8)=-68 | | 68-3x=8-9x | | 5x+12=-54-6x | | 3+2(2)=7 | | 3+2(2)=y | | 3(3)-2(2)=5 | | 9z+9=9z+9 | | 2p+3q=-9 | | 3y+6=y+4 | | x+100=199 | | (4-6)q-4(3-2)q= | | 25x^2-35x=0 | | 1-4a=2a | | 6x-(x+2)=4x+(3x-5) | | 7b=10 | | 9x-7-4x+6=6x-4-3x | | -5.2-5y-7.9-2y=-6y+11.7 |

Equations solver categories