-5x+21+7x+21=-2

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


Simplifying
-5x + 21 + 7x + 21 = -2

Reorder the terms:
21 + 21 + -5x + 7x = -2

Combine like terms: 21 + 21 = 42
42 + -5x + 7x = -2

Combine like terms: -5x + 7x = 2x
42 + 2x = -2

Solving
42 + 2x = -2

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 2x = -2 + -42

Combine like terms: 42 + -42 = 0
0 + 2x = -2 + -42
2x = -2 + -42

Combine like terms: -2 + -42 = -44
2x = -44

Divide each side by '2'.
x = -22

Simplifying
x = -22

See similar equations:

| 8*[100+(3+17)]= | | x+x/4=13 | | 2+7=-1 | | 3-8x-6=3 | | 8m-14=7 | | 5+4=10 | | 1/6(x-20)=30 | | 19+-13p=-17-5 | | 1/6(x-20)=5 | | 2+7=(-1) | | W^2-2w+1-25f^2=0 | | y=.66x+8 | | -90=2(3-6r) | | 28(.25+.14)= | | 1/5(x-15)=17 | | -88=-8(2x-3) | | 7y+4= | | 10n+9= | | x+0.15x=2 | | 4y-6=12y+2 | | -g+2(3+g)=-(g+1) | | ln(4x)=1.5 | | 5x+25=-50 | | 7x+70= | | 8*7-3*9= | | 3(x+4)=2(x+4) | | 10-[3-7(9+x)]= | | 3n+0= | | 4x^3=196x | | 16-32-18= | | -7(3n-5)=-112 | | 1.00/2.00(x-6.00)=-7.00 |

Equations solver categories