(5r+20)*5=10*(5r-5)

Simple and best practice solution for (5r+20)*5=10*(5r-5) 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 (5r+20)*5=10*(5r-5) equation:


Simplifying
(5r + 20) * 5 = 10(5r + -5)

Reorder the terms:
(20 + 5r) * 5 = 10(5r + -5)

Reorder the terms for easier multiplication:
5(20 + 5r) = 10(5r + -5)
(20 * 5 + 5r * 5) = 10(5r + -5)
(100 + 25r) = 10(5r + -5)

Reorder the terms:
100 + 25r = 10(-5 + 5r)
100 + 25r = (-5 * 10 + 5r * 10)
100 + 25r = (-50 + 50r)

Solving
100 + 25r = -50 + 50r

Solving for variable 'r'.

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

Add '-50r' to each side of the equation.
100 + 25r + -50r = -50 + 50r + -50r

Combine like terms: 25r + -50r = -25r
100 + -25r = -50 + 50r + -50r

Combine like terms: 50r + -50r = 0
100 + -25r = -50 + 0
100 + -25r = -50

Add '-100' to each side of the equation.
100 + -100 + -25r = -50 + -100

Combine like terms: 100 + -100 = 0
0 + -25r = -50 + -100
-25r = -50 + -100

Combine like terms: -50 + -100 = -150
-25r = -150

Divide each side by '-25'.
r = 6

Simplifying
r = 6

See similar equations:

| 27=3-x | | 5(w-1)=9w+9-2(-6w-2) | | -6v+12=6(v-4) | | 13x^2+14x-24=0 | | -8y+3(y-8)=11 | | 2r+5=-15 | | 6=3g-12 | | x^2-(8+6i)x+16+16i=0 | | -5(-5w+6)-8w=7(w-2)-4 | | 1/2(4x)=4x-10 | | -5(w+9)=-3w-35 | | 38=-8v+6(v+6) | | 5-(7-6x)=2x-3 | | Yx^2-5xy+6y=2x | | -9=-3/5y | | -2(7y-2)+y=5(y+4) | | 9y+19=2(y+6) | | -18=-6x+3(x-2) | | 2(4/6)-4d=0 | | 54=2(4w+7)+2w | | 205-w=293 | | 25-3x=8x+3 | | 36=2(3w+10)+2w | | 2u+12=32 | | 10=u+2 | | 2(X-20)=43 | | 9-3/.33333=1= | | 2b-4(1-b)=0 | | (4w+6m)(6m-4w)= | | 3(2x-7)=40 | | 2ln5/ln5-2ln3 | | 6x^5+8x^4-8x^3=0 |

Equations solver categories