20=(r+7)

Simple and best practice solution for 20=(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 20=(r+7) equation:


Simplifying
20 = (r + 7)

Reorder the terms:
20 = (7 + r)

Remove parenthesis around (7 + r)
20 = 7 + r

Solving
20 = 7 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
20 + -1r = 7 + r + -1r

Combine like terms: r + -1r = 0
20 + -1r = 7 + 0
20 + -1r = 7

Add '-20' to each side of the equation.
20 + -20 + -1r = 7 + -20

Combine like terms: 20 + -20 = 0
0 + -1r = 7 + -20
-1r = 7 + -20

Combine like terms: 7 + -20 = -13
-1r = -13

Divide each side by '-1'.
r = 13

Simplifying
r = 13

See similar equations:

| -14+5x=34-x | | (X+2)(x+8)=55 | | 4+5/6t=2-1/6t | | -53+3x=19-5x | | X+30=X-30 | | 5/6t+4=2-1/6t | | 7(5+5x)=35 | | -6x-24=6-3x | | 5x+2y=70 | | 13(-3x+7)=11 | | 5x+19y=23 | | 1+3x=x+21 | | p/4-6=20 | | 6x+8y=-6 | | x+.023x=436000 | | 7x+8=62+x | | 2(n-3)=10 | | 9x^2-16x+4y^2-8y-23=0 | | 228-6c=42 | | 3=4x+6x+5 | | 17+3(x-5)=2(x+2) | | 10+8c+15=-2c | | Ln(x+6)+ln(x-2)=5 | | 2x+1=-47+6x | | -p+39=66 | | 2x+5+x=23 | | -43+25=-5x+14x | | 12y-8=88 | | 9(x+8)+12=8(x+8) | | 60+24f=-492 | | 8(4x+1)= | | 3+4(3t-1)+5(1-3t)=10-6t |

Equations solver categories