75-9r=5(-4+2r)

Simple and best practice solution for 75-9r=5(-4+2r) 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 75-9r=5(-4+2r) equation:


Simplifying
75 + -9r = 5(-4 + 2r)
75 + -9r = (-4 * 5 + 2r * 5)
75 + -9r = (-20 + 10r)

Solving
75 + -9r = -20 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
75 + -9r + -10r = -20 + 10r + -10r

Combine like terms: -9r + -10r = -19r
75 + -19r = -20 + 10r + -10r

Combine like terms: 10r + -10r = 0
75 + -19r = -20 + 0
75 + -19r = -20

Add '-75' to each side of the equation.
75 + -75 + -19r = -20 + -75

Combine like terms: 75 + -75 = 0
0 + -19r = -20 + -75
-19r = -20 + -75

Combine like terms: -20 + -75 = -95
-19r = -95

Divide each side by '-19'.
r = 5

Simplifying
r = 5

See similar equations:

| 40+14f=2(4f-13) | | 18=-3m+6 | | -6(M+1)=21 | | 2.394+5k=2k+1.5 | | 5x-10y=-25 | | J=D+Drt | | -(s+80)= | | 3/4x+12=-5-2/3x | | y+2/9=5/8 | | 11-9n=70 | | -3x+3y=5x+y | | 1/7x*2+1/21x-1=0 | | b-10=20/2 | | 11-9/4=11 | | 8x-16=10x+16 | | 1+x/4=6 | | -2x=3x+3-9x | | -5(2y-5)-y=-2(y-3) | | (n+67)=-32 | | 6x-30=-24 | | 8-r=1 | | 5v^2-45v=0 | | 7x-34=6x-2 | | 1.6b-11.67=5.3b+3.5 | | 3/16(x-2)=1/2(x+3) | | a+0.8=-.8a+3.86 | | t^4-2t^3-3t^2=0 | | 83-4x(6-4)= | | y^2+3y=12y-8 | | 5x/11+4/11=-1 | | 4(2x+10)-3x+2=3(2x+15)-x-6 | | n-1.2=-1.8n+3.84 |

Equations solver categories