9-20a+4+2+8a=a-7-13a-5-3

Simple and best practice solution for 9-20a+4+2+8a=a-7-13a-5-3 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 9-20a+4+2+8a=a-7-13a-5-3 equation: 


Simplifying
9 + -20a + 4 + 2 + 8a = a + -7 + -13a + -5 + -3

Reorder the terms:
9 + 4 + 2 + -20a + 8a = a + -7 + -13a + -5 + -3

Combine like terms: 9 + 4 = 13
13 + 2 + -20a + 8a = a + -7 + -13a + -5 + -3

Combine like terms: 13 + 2 = 15
15 + -20a + 8a = a + -7 + -13a + -5 + -3

Combine like terms: -20a + 8a = -12a
15 + -12a = a + -7 + -13a + -5 + -3

Reorder the terms:
15 + -12a = -7 + -5 + -3 + a + -13a

Combine like terms: -7 + -5 = -12
15 + -12a = -12 + -3 + a + -13a

Combine like terms: -12 + -3 = -15
15 + -12a = -15 + a + -13a

Combine like terms: a + -13a = -12a
15 + -12a = -15 + -12a

Add '12a' to each side of the equation.
15 + -12a + 12a = -15 + -12a + 12a

Combine like terms: -12a + 12a = 0
15 + 0 = -15 + -12a + 12a
15 = -15 + -12a + 12a

Combine like terms: -12a + 12a = 0
15 = -15 + 0
15 = -15

Solving
15 = -15

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| x=x^2-7x | | -190=-3x+7(-x-20) | | 2a-10-3a+18-4a=6-9a+a+2+3a | | x^2+iz+2=0 | | .2x-.4y=-1.6 | | 5a-9-6a-15+7a=12-a-12-3a | | 25=3u-17 | | -8/-6= | | 14=4y-6x | | 4n+1-2n-7= | | 9-6=3(3-2x) | | 4w-17=27 | | 15x^2+30x+86=0 | | 66=4u+14 | | 3(-x+2)=x-8 | | 60+30x= | | 2u+17=55 | | 9x+2-11+3x=-x+13x-4-5 | | 0.24x^2-0.5x+2=0 | | 4x+12=x+39 | | 1+2(x)=73 | | .5x(x+4)+.25=8 | | C=until+y | | d+5=-5d+5 | | 3+4y=16y | | X^2+y^2-2x-99=0 | | x^4-24x^2+95=0 | | 2x^2-24x+165=0 | | 3x+10=5c-8 | | 14-4(x-5)=20 | | solve-5x+3y=3 | | y=x^2-20x+50 |

Equations solver categories