8-2(a-1)=7+1

Simple and best practice solution for 8-2(a-1)=7+1 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 8-2(a-1)=7+1 equation:


Simplifying
8 + -2(a + -1) = 7 + 1

Reorder the terms:
8 + -2(-1 + a) = 7 + 1
8 + (-1 * -2 + a * -2) = 7 + 1
8 + (2 + -2a) = 7 + 1

Combine like terms: 8 + 2 = 10
10 + -2a = 7 + 1

Combine like terms: 7 + 1 = 8
10 + -2a = 8

Solving
10 + -2a = 8

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + -2a = 8 + -10

Combine like terms: 10 + -10 = 0
0 + -2a = 8 + -10
-2a = 8 + -10

Combine like terms: 8 + -10 = -2
-2a = -2

Divide each side by '-2'.
a = 1

Simplifying
a = 1

See similar equations:

| (2.86)(0.2-x)(2.8-x)=(x)(2+x) | | 50x+100y=44800 | | 4x+2x-2x+9=x+45 | | 8(x-6)-5=-53 | | x^2+3x+4=1 | | 5x-1x^2=0 | | 8x^6-215x^3-27=0 | | -8.2+6.4y-4.6=0 | | -(x+7)+8=4x+1-5x | | 4x-5=6-x | | (6x-2)(x-3)=0 | | 4(x-6)-6(x-4)=x+2-(x-12) | | 2(x-3)=7x-5-5x | | -8x=6x-14x | | -18+8=-5(x+1) | | 2.5x+6.3y+6.1=0 | | (1.32)(4-x)(1.8-x)=(x)(1.4+x) | | 4y-2=6y+16 | | (1.32)(4-x)(1.8-x)=(x)(1.4-x) | | X^2-24x=6 | | -6-6+12= | | 15y-9=y+18 | | 8(3x+5)=5(8x+6) | | y-6+12= | | -14.55-17.6f=-7.9f | | 4x^2+15=1 | | x^2-100x+2125=0 | | x*.6=.54 | | 1+x=-14-4x | | 11+4=-5(7x-3) | | 3x+2x+10=x+12 | | (0.420)(7.2-x)(4.8-x)=(x)(6.4+x) |

Equations solver categories