9-(-11a-7a)=-1

Simple and best practice solution for 9-(-11a-7a)=-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 9-(-11a-7a)=-1 equation:


Simplifying
9 + -1(-11a + -7a) = -1

Combine like terms: -11a + -7a = -18a
9 + -1(-18a) = -1

Remove parenthesis around (-18a)
9 + -1 * -18a = -1

Multiply -1 * -18
9 + 18a = -1

Solving
9 + 18a = -1

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + 18a = -1 + -9

Combine like terms: 9 + -9 = 0
0 + 18a = -1 + -9
18a = -1 + -9

Combine like terms: -1 + -9 = -10
18a = -10

Divide each side by '18'.
a = -0.5555555556

Simplifying
a = -0.5555555556

See similar equations:

| 20+7x=160 | | 81=13.5x | | 7x-25x+15=45-3x | | 50+10c=150 | | 50+10c=100 | | 30+6x=120 | | 2p=7+q | | 30+6x=90 | | (7x+4)(5x+2)=0 | | 3x+10x+35=175 | | t/14+7=-18 | | -3a+4+4a=13-22 | | (e^4x)+(4e^2x)=21 | | x+21.5=13.4 | | -40-5x=-90 | | e^4x+4e^2x=21 | | 1000x^6y^12-1=0 | | x+12.3=-4.6 | | 12x-8x=124 | | 30-2x=16 | | 110=k | | 100-4x=40 | | x-8.4=-21 | | 650=135-x | | 35-5x=15 | | 14-8x=54-43x | | 4x-3x-8x=-11-31 | | 7(7x+7)+1=49x+50 | | 12-5x=6x-10x+7 | | -100+5x=-75 | | 5h/6-2h/3=7/18 | | -60+2x=50 |

Equations solver categories