-1+7r-4r=4(7-r)12

Simple and best practice solution for -1+7r-4r=4(7-r)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 -1+7r-4r=4(7-r)12 equation:


Simplifying
-1 + 7r + -4r = 4(7 + -1r) * 12

Combine like terms: 7r + -4r = 3r
-1 + 3r = 4(7 + -1r) * 12

Reorder the terms for easier multiplication:
-1 + 3r = 4 * 12(7 + -1r)

Multiply 4 * 12
-1 + 3r = 48(7 + -1r)
-1 + 3r = (7 * 48 + -1r * 48)
-1 + 3r = (336 + -48r)

Solving
-1 + 3r = 336 + -48r

Solving for variable 'r'.

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

Add '48r' to each side of the equation.
-1 + 3r + 48r = 336 + -48r + 48r

Combine like terms: 3r + 48r = 51r
-1 + 51r = 336 + -48r + 48r

Combine like terms: -48r + 48r = 0
-1 + 51r = 336 + 0
-1 + 51r = 336

Add '1' to each side of the equation.
-1 + 1 + 51r = 336 + 1

Combine like terms: -1 + 1 = 0
0 + 51r = 336 + 1
51r = 336 + 1

Combine like terms: 336 + 1 = 337
51r = 337

Divide each side by '51'.
r = 6.607843137

Simplifying
r = 6.607843137

See similar equations:

| 3+4n=9+4n | | -6(1+5d)=-26 | | -8r+5-2r=29 | | x^4-x^2-16=0 | | 12x+2=5x-5 | | 9x-8(11)= | | -33=7h+2h | | 7x(7-x)=0 | | -24=-6(2c-8) | | k=(5u+1)(2-3u) | | 18x+12-4= | | (n-4)/2.5=4.5 | | Y+8.12=10.19 | | 5(x-11)-5+9=-59-4x | | 22x-17=12x-5a | | 2x^4+5x^3-11x^2+12=0 | | 2ax-5=bx+4 | | 7(3x+2)=15-5x | | 3k-7=11x-(8x-2) | | 7ax=-3ax+c | | 5x-3y+5y-3x-3y= | | 9w^2-50w+56=0 | | -1/4-5 | | (1/(2x-3))-(1/(3x-2)) | | 4/5x-3/4x=3c4 | | (7x+11)(3x-1)= | | 32=-z/56 | | 3x-2+2y+1+y-1=180 | | 72=9n | | x-2.44=3.28 | | -7(9-8v)=27 | | 3s+6-8=-23 |

Equations solver categories