5a-9=7+a

Simple and best practice solution for 5a-9=7+a 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 5a-9=7+a equation:


Simplifying
5a + -9 = 7 + a

Reorder the terms:
-9 + 5a = 7 + a

Solving
-9 + 5a = 7 + 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.
-9 + 5a + -1a = 7 + a + -1a

Combine like terms: 5a + -1a = 4a
-9 + 4a = 7 + a + -1a

Combine like terms: a + -1a = 0
-9 + 4a = 7 + 0
-9 + 4a = 7

Add '9' to each side of the equation.
-9 + 9 + 4a = 7 + 9

Combine like terms: -9 + 9 = 0
0 + 4a = 7 + 9
4a = 7 + 9

Combine like terms: 7 + 9 = 16
4a = 16

Divide each side by '4'.
a = 4

Simplifying
a = 4

See similar equations:

| 2x-5=-14-x | | 5x-1^(1/3)=4 | | 18.75*40= | | .78=ln(y) | | 15b-10b-4b=11 | | 10x=60-(x*10) | | 2b^2+3=15 | | 4A+B-2C=12.5 | | 15v-11v+4v+v-8v=16 | | 3/5a=9 | | 3y+3(y-6)=8y-4(y-10) | | 10x=60-(4*10) | | 150+15(-4)= | | 5z-3z=16 | | 100+4(-3)= | | (23x-5)= | | 4d-2d=18 | | 4p^(5/3)-5p^(2/3)-6p^(-1/3) | | 12d-7d=15 | | -3+15=15x-2-14x | | 7.23+0.6x=0.2x | | 7/2x-2x=11 | | 11j-2j=9 | | -25=8-x | | 6x=(1*10)4 | | 7z-3z=8 | | 7t+5=69 | | -7(-6-6/7x)=12(x-1/2+1/2+1/2) | | x+1.3=.66x | | -4-2m=16 | | 18w-17w=10 | | log(4)*(5x-3)+log(4)*(9-x)= |

Equations solver categories