4a-1=9

Simple and best practice solution for 4a-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 4a-1=9 equation:


Simplifying
4a + -1 = 9

Reorder the terms:
-1 + 4a = 9

Solving
-1 + 4a = 9

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + 4a = 9 + 1

Combine like terms: -1 + 1 = 0
0 + 4a = 9 + 1
4a = 9 + 1

Combine like terms: 9 + 1 = 10
4a = 10

Divide each side by '4'.
a = 2.5

Simplifying
a = 2.5

See similar equations:

| 204=156-y | | 7m-3n+8-5m+8n-12= | | 223=148-u | | 148=223-u | | -8ab+17-5ab+12= | | -8ab+17-4ab+12= | | 3x+6y=144 | | 3c+15=2c+20 | | 9r-7-6r+12= | | 7x+1y=225 | | 35x+20=45+5x | | -5m+5m= | | -9(x+6)=-126 | | 23041.79=-705.81x^2+86409x | | y=7x^2+8x | | 26=2-3u | | 8x+3y-12x+21y= | | 20x-10=50+10x | | y-8x=7x^2 | | 5w-9=-14 | | 10t-5t=3t-22 | | 11x+x-13x= | | 12y^2-7y= | | 200v^2+240y+72= | | (x^3+12xy+12y^2)-(8x^3+2xy+7y^2)=0 | | 7x-24=4x+12 | | (x-2)180=720 | | 8x+7=6-5x | | x/9=-31 | | 3+5x=45-8x | | -44=-w/4 | | 6x^2y-9xy^2+xy^2+4x^2y= |

Equations solver categories