21-3(2x-7)=5(x+5)-2

Simple and best practice solution for 21-3(2x-7)=5(x+5)-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 21-3(2x-7)=5(x+5)-2 equation:


Simplifying
21 + -3(2x + -7) = 5(x + 5) + -2

Reorder the terms:
21 + -3(-7 + 2x) = 5(x + 5) + -2
21 + (-7 * -3 + 2x * -3) = 5(x + 5) + -2
21 + (21 + -6x) = 5(x + 5) + -2

Combine like terms: 21 + 21 = 42
42 + -6x = 5(x + 5) + -2

Reorder the terms:
42 + -6x = 5(5 + x) + -2
42 + -6x = (5 * 5 + x * 5) + -2
42 + -6x = (25 + 5x) + -2

Reorder the terms:
42 + -6x = 25 + -2 + 5x

Combine like terms: 25 + -2 = 23
42 + -6x = 23 + 5x

Solving
42 + -6x = 23 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
42 + -6x + -5x = 23 + 5x + -5x

Combine like terms: -6x + -5x = -11x
42 + -11x = 23 + 5x + -5x

Combine like terms: 5x + -5x = 0
42 + -11x = 23 + 0
42 + -11x = 23

Add '-42' to each side of the equation.
42 + -42 + -11x = 23 + -42

Combine like terms: 42 + -42 = 0
0 + -11x = 23 + -42
-11x = 23 + -42

Combine like terms: 23 + -42 = -19
-11x = -19

Divide each side by '-11'.
x = 1.727272727

Simplifying
x = 1.727272727

See similar equations:

| 8X-7=X+26 | | 58=4+9c | | 9m+11= | | 0.15*x=6.45 | | 0.15*x=6r | | y^2+4y=-8 | | 21x=-73.5 | | 77=7a-7 | | 2(x+9)=-3x+28 | | 5c+2(1-c)=2(2c-1) | | 0.15*x=16.45 | | x/2-3x=0 | | 12x+36=144 | | 2(x+9)=-3+28 | | 6x-9y=30 | | (-5+7i)-(12-6i)=-17+i | | -5n-4=-39 | | -5n-4=30 | | 10+2p=60 | | m/x=j | | 19 = y3+ 17 | | 4z-8(2+1)=38 | | 4a-5=-7+6a | | 4g+16=64 | | 5/4=n/18 | | 2m=8/4 | | 6x+12y=15.35 | | 6x+2y=15.35 | | 110-7g=19 | | (X-7)=43 | | 5/9*(-81/125) | | 70=7t+14 |

Equations solver categories