2(r+5)=7r-10

Simple and best practice solution for 2(r+5)=7r-10 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 2(r+5)=7r-10 equation: 


Simplifying
2(r + 5) = 7r + -10

Reorder the terms:
2(5 + r) = 7r + -10
(5 * 2 + r * 2) = 7r + -10
(10 + 2r) = 7r + -10

Reorder the terms:
10 + 2r = -10 + 7r

Solving
10 + 2r = -10 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
10 + 2r + -7r = -10 + 7r + -7r

Combine like terms: 2r + -7r = -5r
10 + -5r = -10 + 7r + -7r

Combine like terms: 7r + -7r = 0
10 + -5r = -10 + 0
10 + -5r = -10

Add '-10' to each side of the equation.
10 + -10 + -5r = -10 + -10

Combine like terms: 10 + -10 = 0
0 + -5r = -10 + -10
-5r = -10 + -10

Combine like terms: -10 + -10 = -20
-5r = -20

Divide each side by '-5'.
r = 4

Simplifying
r = 4

See similar equations:

| x^4+18-11x^2=0 | | Y=7sin(3x+4(3.14))-4 | | 7(0)+3y=-10 | | 4(1-8m)+3=167 | | Lnx^6=11 | | 3n=3n+1 | | -11-(R-2)=22 | | 7x+3(0)=-10 | | 10xy-5x-6y+3=0 | | 8y-11y+14=-1 | | (n-6)=(n-5) | | 5=(170-60)+70 | | ln(4x)-ln(12)=2 | | d^4+32-12d^2=0 | | 170=5(x-60)70 | | 150=5(x-60)+70 | | n/5-9=11 | | 3(n+9)+11(n-12)=3n+1+2n+2 | | p-189=500 | | 2+x/4=2 | | 6x+132=2x+96 | | -259=7(-7-6x) | | n-4.6=2 | | -16=2a | | 5a=3 | | 7y+2x=-8 | | 1*y=5 | | x^2-0.8x+0.84=0 | | b-73=423 | | 10-4x=2(3+4x) | | -29=n-19 | | 3x-x+7+4x-x+2= |

Equations solver categories