2x+21=16-3x

Simple and best practice solution for 2x+21=16-3x 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=16-3x equation:


Simplifying
2x + 21 = 16 + -3x

Reorder the terms:
21 + 2x = 16 + -3x

Solving
21 + 2x = 16 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
21 + 2x + 3x = 16 + -3x + 3x

Combine like terms: 2x + 3x = 5x
21 + 5x = 16 + -3x + 3x

Combine like terms: -3x + 3x = 0
21 + 5x = 16 + 0
21 + 5x = 16

Add '-21' to each side of the equation.
21 + -21 + 5x = 16 + -21

Combine like terms: 21 + -21 = 0
0 + 5x = 16 + -21
5x = 16 + -21

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

Divide each side by '5'.
x = -1

Simplifying
x = -1

See similar equations:

| (4x-3)-5=7 | | (x^4)-(2x^2)-1=0 | | (x+2)+(y-5)=8 | | Xlog=4 | | 5x+2y=2x-4y | | (4x)*(4x)+(x+1)*(x+1)=(5x-1)*(5x-1) | | 5x+12=30-9x | | 5x^6-16x^4-x^3-5=0 | | cotx+2=0 | | 4x+(x+1)=5x-1 | | 5x-20=3-8 | | A/H=B/ | | x-(x-3)+(2x+1)=14 | | 5ln(x+1)=x | | T^3=0.125 | | 12x-5=8x+13 | | 5-(3x+2.5)=1 | | x^2+x=183 | | X^2+8x-y=0 | | 126/567= | | 7x-5=5x+10 | | 7/9*18/63= | | a*((64-2a)/2) | | 7/9*18/63 | | a^2-b^2=1000 | | a^2+b^2=1000 | | (X-3)2=14-2x | | 4x-12=54-4x | | ctg(x)=0 | | 0=ctg(0.5x)-1 | | 4cosx+5sinx=6 | | X^2y+y^3=0 |

Equations solver categories