a-1=8a-8

Simple and best practice solution for a-1=8a-8 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-1=8a-8 equation:


Simplifying
a + -1 = 8a + -8

Reorder the terms:
-1 + a = 8a + -8

Reorder the terms:
-1 + a = -8 + 8a

Solving
-1 + a = -8 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
-1 + a + -8a = -8 + 8a + -8a

Combine like terms: a + -8a = -7a
-1 + -7a = -8 + 8a + -8a

Combine like terms: 8a + -8a = 0
-1 + -7a = -8 + 0
-1 + -7a = -8

Add '1' to each side of the equation.
-1 + 1 + -7a = -8 + 1

Combine like terms: -1 + 1 = 0
0 + -7a = -8 + 1
-7a = -8 + 1

Combine like terms: -8 + 1 = -7
-7a = -7

Divide each side by '-7'.
a = 1

Simplifying
a = 1

See similar equations:

| 0=25.5+(-10)t | | 10x-90=-10 | | 2*11+3*(-11*-11-1)=-(3*(11*11)+2(11-1)-3(11+2)) | | 4-2(x+1)=8 | | 8t+20=-t-7 | | 8w-2=-9+7w | | 5y-1+y+12=7y+20-4y | | 2p-5=3p-35 | | 49+22.50x=0+34.75x | | 2*11+3*(-11*-11-1)=-(3*(11*11)+2(11-1)-389) | | 5y+2=1/2(10y+2) | | f(a)=49 | | W-21=0 | | 110=8(7k+1)-5k | | 7x+-14=5x | | 7-(7-x^4)= | | 19=7x+4-2x | | 20=10(2y-6)-27y+30 | | 12+x=3(4-x) | | 1+m-6m-16=1-m | | B+13=-5 | | (r-3)(r+3)=-16 | | -20+3k=k-3k | | 12(12x+3)=4(2x+9)+4x | | 7w+24=4(w+3) | | 175m-100m+48750=51250-175m | | -10+7x=10 | | (16x^2y)(-7x)= | | 4(2x+6)=29+7x | | -5=8+4m | | 17x+3-y= | | 1+n-5-2=n-n |

Equations solver categories