[7X-21]=5

Simple and best practice solution for [7X-21]=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 [7X-21]=5 equation:


Simplifying
[7X + -21] = 5

Reorder the terms:
[-21 + 7X] = 5

Remove brackets around [-21 + 7X]
-21 + 7X = 5

Solving
-21 + 7X = 5

Solving for variable 'X'.

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

Add '21' to each side of the equation.
-21 + 21 + 7X = 5 + 21

Combine like terms: -21 + 21 = 0
0 + 7X = 5 + 21
7X = 5 + 21

Combine like terms: 5 + 21 = 26
7X = 26

Divide each side by '7'.
X = 3.714285714

Simplifying
X = 3.714285714

See similar equations:

| 3n^2+11n+8=0 | | b=u/w | | [8(7-4)-4]-[2-(6-2)]= | | 3(x-3)-2(x+3)= | | 25x^3=36x | | a+b=-10 | | w-13=1.5 | | -4/5j=-8 | | 6m+3n-3(8m-8n)= | | xy=3y+7 | | 7(19z+6)= | | 7/17= | | 42/2(9+3)= | | -(7x-4y-5)= | | 27d=16.2 | | 138=.006A^2-.02A+120 | | 15d=-1/3 | | 5x+2y-8x= | | -5h/50=-0.1 | | -16(z-9)= | | x^2+4y^2=37 | | 5-4[6-(8y-9)]= | | 398=9a+10b+12c | | 2y+6=5y | | -(-x)=96 | | a+2b+c=58 | | -(x)=96 | | 2/k=1/8 | | -x/8=1/4 | | 36=-0.25c | | 3(2x-7)5=4 | | 2x-23=57 |

Equations solver categories