7(1a-9)=-91

Simple and best practice solution for 7(1a-9)=-91 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 7(1a-9)=-91 equation: 


a in (-oo:+oo)

7*(1*a-9) = -91 // + 91

7*(1*a-9)+91 = 0

7*(a-9)+91 = 0

7*(a-9)+91 = 0

7*a+28 = 0

7*a+28 = 0

7*a+28 = 0 // - 28

7*a = -28 // : 7

a = -28/7

a = -4

a = -4

See similar equations:

| 5(7a+6)=310 | | 4x+1-9x-11=0 | | 7(-7k-4)=-77 | | 4(-5b+9)=76 | | 6(-3m-3)=54 | | 7(-5x+3)=-259 | | 4(2-7x)=-272 | | 3(-1-5t)=72 | | 2(8-m)=14 | | 3(5a-7)=24 | | 9-(39+5)=7-5a | | 2(-2t-5)=22 | | 2(-4-3k)=-20 | | 4(8-6x)=320 | | 4(2-w)=36 | | -3x+8+6x-3=32 | | 3(7+2m)=75 | | 4(1x+3)=0 | | 7(9+5a)=-357 | | 2(-4+7d)=-148 | | 4(10+3k)=40 | | 4(6-7m)=-4 | | 5(4a-7)=45 | | 7(-2x-3)=-133 | | 6(6-3d)=-126 | | 5(6n+6)=390 | | 3(-1k-3)=-21 | | 3(9+d)=63 | | 5(3d+5)=115 | | 5x+98=128 | | 4(-6-5b)=-144 | | 4(5a-8)=88 |

Equations solver categories