a*x+b=3

Simple and best practice solution for a*x+b=3 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*x+b=3 equation: 


Simplifying
a * x + b = 3

Multiply a * x
ax + b = 3

Solving
ax + b = 3

Solving for variable 'a'.

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

Add '-1b' to each side of the equation.
ax + b + -1b = 3 + -1b

Combine like terms: b + -1b = 0
ax + 0 = 3 + -1b
ax = 3 + -1b

Divide each side by 'x'.
a = 3x-1 + -1bx-1

Simplifying
a = 3x-1 + -1bx-1

Reorder the terms:
a = -1bx-1 + 3x-1

See similar equations:

| (5-6i)(-2+4i)= | | =40x^3+2600x^2-40x | | 8j+16=15j-82 | | 3x(6)+2=5x-2 | | 3j=5j-6 | | 12s-89=3s+73 | | (7x+19)(2x-5)=0 | | (10-R)+(20-D)=0 | | 2(9)x=162 | | 24p^2+49p+2=0 | | (4+z)(5z-1)=0 | | 3x+4+2x+6=90 | | -6n(7n-8)=0 | | xa+b=3 | | 9n+5=18n-76 | | 3x+4+2x+6= | | j^2+26j=0 | | (10-R)+(20-D)+(20-R)=0 | | 21p+78=32p+12 | | 3/4k-11=2 | | k^2+21k+20=0 | | 7a-21=6a(a-2) | | (x-1)(5x+3)=(3x-8)(x-1) | | 3ln(5x+6)=20 | | g^2-21g+20=0 | | 7n+34=15n-86 | | 6n-3=11+2n | | 5x-2(x-3)=-8+5x-2 | | 3d-4=7d-60 | | 6x=-7x^2+9x+3 | | 3x*x-30x=360 | | 6k^2-49k+8=0 |

Equations solver categories