2a-21.1=a+1.9

Simple and best practice solution for 2a-21.1=a+1.9 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 2a-21.1=a+1.9 equation:


Simplifying
2a + -21.1 = a + 1.9

Reorder the terms:
-21.1 + 2a = a + 1.9

Reorder the terms:
-21.1 + 2a = 1.9 + a

Solving
-21.1 + 2a = 1.9 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-21.1 + 2a + -1a = 1.9 + a + -1a

Combine like terms: 2a + -1a = 1a
-21.1 + 1a = 1.9 + a + -1a

Combine like terms: a + -1a = 0
-21.1 + 1a = 1.9 + 0
-21.1 + 1a = 1.9

Add '21.1' to each side of the equation.
-21.1 + 21.1 + 1a = 1.9 + 21.1

Combine like terms: -21.1 + 21.1 = 0.0
0.0 + 1a = 1.9 + 21.1
1a = 1.9 + 21.1

Combine like terms: 1.9 + 21.1 = 23
1a = 23

Divide each side by '1'.
a = 23

Simplifying
a = 23

See similar equations:

| d-3/5=7/12 | | 30x/36x | | 2a-22.7=a+13 | | (121/64)-(3/16) | | 3/5+7/12 | | 180x/(15+2x)=y | | 106=x^4 | | 180x/(15+2x) | | 30x^12/36x^5 | | -15=6p+15-4p | | (22/16)^2 | | x^2+10x-66=0 | | x+2=(-10) | | -6/7(6x+4)=1/28x-15 | | 0.25x+0.75x=0.8+3.5 | | 1.25=x^4 | | 12--3= | | 30-10(2/5) | | 12-13= | | 12-15= | | 2.7m+3.8=7.8-9.8m | | 12--8= | | 30-102/5 | | -11--3= | | -11-13= | | 4.38-0.15x=1.15x+2.57 | | -11-15= | | -11--8= | | 8/36+23/36 | | 2(8-x)=564 | | 4--3= | | 4-13= |

Equations solver categories