a-2=121-2a

Simple and best practice solution for a-2=121-2a 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 a-2=121-2a equation:


Simplifying
a + -2 = 121 + -2a

Reorder the terms:
-2 + a = 121 + -2a

Solving
-2 + a = 121 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
-2 + a + 2a = 121 + -2a + 2a

Combine like terms: a + 2a = 3a
-2 + 3a = 121 + -2a + 2a

Combine like terms: -2a + 2a = 0
-2 + 3a = 121 + 0
-2 + 3a = 121

Add '2' to each side of the equation.
-2 + 2 + 3a = 121 + 2

Combine like terms: -2 + 2 = 0
0 + 3a = 121 + 2
3a = 121 + 2

Combine like terms: 121 + 2 = 123
3a = 123

Divide each side by '3'.
a = 41

Simplifying
a = 41

See similar equations:

| (3x-2)(4x-1)=0 | | 1d^2=18d-16 | | 1x^2+2x-3=0 | | -4/5-2n=-10/5 | | 90+c=10c-9 | | 7x+7+2x=2 | | d=3(p+q) | | 4x^5-12x^4+6x=5x^3-2x | | 5a+6=3a+30 | | 1/3x-5/12=5/6 | | 7=3(x-2)+5 | | -3/7-3n=9/7 | | 3x^2=13x-16 | | 6+3=-5 | | 3r+2=-10 | | 2k+5k=3k-6 | | 2x-3+5x=3x-7 | | 2n-3/5=11/5 | | 3h-2=-28 | | 2X+6Y+4=0 | | 13=1+x | | 6x-13+3x=5+9x-18 | | 14+12=-13x | | (x+3)+(x-8)=55 | | -20=5(2a-4)-3a | | -2=12+r | | f(x)=20+7cos(x) | | -3(-2k+4)= | | -4(y+5)=2(y+25) | | 3/5*X=24 | | 0.5=0.67x | | 2/3x=-81/5 |

Equations solver categories