r+7+7(10r+2)=

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


Simplifying
r + 7 + 7(10r + 2) = 0

Reorder the terms:
r + 7 + 7(2 + 10r) = 0
r + 7 + (2 * 7 + 10r * 7) = 0
r + 7 + (14 + 70r) = 0

Reorder the terms:
7 + 14 + r + 70r = 0

Combine like terms: 7 + 14 = 21
21 + r + 70r = 0

Combine like terms: r + 70r = 71r
21 + 71r = 0

Solving
21 + 71r = 0

Solving for variable 'r'.

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

Add '-21' to each side of the equation.
21 + -21 + 71r = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 71r = 0 + -21
71r = 0 + -21

Combine like terms: 0 + -21 = -21
71r = -21

Divide each side by '71'.
r = -0.2957746479

Simplifying
r = -0.2957746479

See similar equations:

| 4f+8=20 | | 1.12X+0.8Y=190000 | | y=0.5x+190 | | 5y=9x-10 | | 32+8w=12w | | n^2+8n-60=0 | | x/18=6 | | 11x=6+8x | | 40*x+15*1.5x=40000 | | 0.5x+190=0.4x+200 | | 10+11x=-14+3c | | x/18 | | 75(x+9)= | | 6/7=24/(k-11) | | y=8x-2x^2-3 | | -117+x=9x+59 | | 1/12x^-4 | | (x^5)^(1/5)=20^(1/5) | | x-19=11-2x | | 75(x+9)=11 | | 19=7x-5y | | x^2+y^2-4x+12y+30=0 | | 2(x+3x-5)+13=28 | | 3c+10(8c+9)= | | 30=7y-2y | | -82+2x=-7x+62 | | (x^5)^1/5=20^1/5 | | 4(3x+x)+7-5x=9+(-5)(5x-6)+23 | | -82+2x=9x+59 | | 2x-1+127=180 | | 3n^2+7=-47 | | ln(x/y(x))=x^3 |

Equations solver categories