-2x+21=5

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


Simplifying
-2x + 21 = 5

Reorder the terms:
21 + -2x = 5

Solving
21 + -2x = 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 + -2x = 5 + -21

Combine like terms: 21 + -21 = 0
0 + -2x = 5 + -21
-2x = 5 + -21

Combine like terms: 5 + -21 = -16
-2x = -16

Divide each side by '-2'.
x = 8

Simplifying
x = 8

See similar equations:

| -2+21=5 | | 7/4*7/4 | | 8/3-6/4 | | 3/4*9/4 | | 5/8n-64 | | 70+20w=250 | | 6(6q+8)-12=42 | | (9x)(x-2)=0 | | v/3=7.5 | | 4x-5=-5x+2 | | 40+.1d=52.2 | | 84a+189=112a+324 | | 4x-5=-5+2 | | 85+6c-2c=8c | | (15)(16)/20 | | P(0)=3x^2-3x+1 | | 40+10r=230 | | 5x+8-2x=23 | | 3t+27=48 | | 7x+5(x+3)+4x+x+2+(x+7)= | | 20+6A=104 | | -9c+5c+9c=-10 | | 2=5-1/3x | | 4n^2=7n-1 | | 4y-28=64 | | (w^3)^7/12 | | 12z+15=168 | | 7x+5(x+3)+4x-x-2+(x+7)= | | (1-w)(2w-9)=0 | | 8w-16=112 | | (n+5)(n+5)=9 | | 8-16=112 |

Equations solver categories