-1*1+a*(-1)+9=4

Simple and best practice solution for -1*1+a*(-1)+9=4 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 -1*1+a*(-1)+9=4 equation:


Simplifying
-1 * 1 + a(-1) + 9 = 4

Multiply -1 * 1
-1 + a(-1) + 9 = 4

Reorder the terms for easier multiplication:
-1 + -1a + 9 = 4

Reorder the terms:
-1 + 9 + -1a = 4

Combine like terms: -1 + 9 = 8
8 + -1a = 4

Solving
8 + -1a = 4

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + -1a = 4 + -8

Combine like terms: 8 + -8 = 0
0 + -1a = 4 + -8
-1a = 4 + -8

Combine like terms: 4 + -8 = -4
-1a = -4

Divide each side by '-1'.
a = 4

Simplifying
a = 4

See similar equations:

| X-0.3=70 | | 3(x+2)=6x+4 | | x(6-3x)=2 | | 9m^2+30mn+25n^2= | | kl+km=n | | 2e^9x-e^6x-5e^3x-2=0 | | kt+kt=y | | yz+yk=t | | x^2y^2-2ab+1= | | f(x)-x^3=1 | | x^2+12nx+36= | | 1.2x-3.2=-6.2 | | 1/3+n=2/3 | | 2x^2+5x-104=0 | | m^2-4m+7=0 | | 2x^2+7=79 | | 5n-6+n=14-3n | | 8-3x=sqrt(8-2x) | | 70*1=70 | | 30*1=30 | | x^2-3x+120=0 | | (x+15)=180 | | 50*1=50 | | 9x-5y-5=0 | | 24+4y=99 | | 6*1=6 | | 3ax+5bx= | | D(D^2-1)y=7 | | f(x)=(6x-1)(4-6x) | | 4(x-4)+7=7x-12 | | 3(2x-1)=2(x+y)+1 | | k+tg=t |

Equations solver categories