-(1+3r)+3r=-9+4(r-7)

Simple and best practice solution for -(1+3r)+3r=-9+4(r-7) 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+3r)+3r=-9+4(r-7) equation:


Simplifying
-1(1 + 3r) + 3r = -9 + 4(r + -7)
(1 * -1 + 3r * -1) + 3r = -9 + 4(r + -7)
(-1 + -3r) + 3r = -9 + 4(r + -7)

Combine like terms: -3r + 3r = 0
-1 + 0 = -9 + 4(r + -7)
-1 = -9 + 4(r + -7)

Reorder the terms:
-1 = -9 + 4(-7 + r)
-1 = -9 + (-7 * 4 + r * 4)
-1 = -9 + (-28 + 4r)

Combine like terms: -9 + -28 = -37
-1 = -37 + 4r

Solving
-1 = -37 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
-1 + -4r = -37 + 4r + -4r

Combine like terms: 4r + -4r = 0
-1 + -4r = -37 + 0
-1 + -4r = -37

Add '1' to each side of the equation.
-1 + 1 + -4r = -37 + 1

Combine like terms: -1 + 1 = 0
0 + -4r = -37 + 1
-4r = -37 + 1

Combine like terms: -37 + 1 = -36
-4r = -36

Divide each side by '-4'.
r = 9

Simplifying
r = 9

See similar equations:

| 3x-6+x=1 | | 2k^2+10k+7= | | 3n^2=3+8n | | 9(2x+6)=90 | | 5-9[5-(9y-4)]= | | (sqrt(4y+1))-(sqrt(y-2))=3 | | 7b-5=6b-2 | | 6x-3=2x+23 | | 16n+8=-36n | | 3(v-2)=-3v+36 | | 10-3*a=4 | | 40-5x=110-25x | | fg-9h=j | | 16n+8=-36 | | 0.75=p-180 | | 7b-2=5b+2 | | 6*a+4=11 | | 0.25(p-180)=p | | z^8-6=9 | | -91+5x=-3x+141 | | -8(x-6)=3+3(1-5x) | | 3x^2-6x+8=3 | | 0.75=p+180 | | 8x^3-4x^2-40x=0 | | -6x-49=51-11x | | 5x-2(3x-2)=2 | | 8x=-9x+-1 | | x(3)= | | ax+fx=s | | y=-2x+g | | 9n+(7n+28)=50 | | 10(x+11)=-30 |

Equations solver categories