7-21xa=0

Simple and best practice solution for 7-21xa=0 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 7-21xa=0 equation: 


Simplifying
7 + -21xa = 0

Solving
7 + -21ax = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + -21ax = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -21ax = 0 + -7
-21ax = 0 + -7

Combine like terms: 0 + -7 = -7
-21ax = -7

Divide each side by '-21x'.
a = 0.3333333333x-1

Simplifying
a = 0.3333333333x-1

See similar equations:

| 0=20x^2+9x-20 | | -2(y+5)=-31 | | 4z+2z=5z-9 | | x-8y^3=0 | | -2(y+5)=-13 | | 3x-8y+2x-5+5y= | | 17z=-3 | | 5(3.5c+2.5)=-30.5-7.5c | | -0.2p+3.3+6=30 | | 3x-2y=x+1 | | -2X+7X+5=2+5x+8 | | 7x-9x+2=x-3+5 | | 2(3x-4)-x=2x-1 | | -4.1(y-4.1)=6.8 | | -4+9.5(1+9d)=26.5 | | x^2-20x-9=0 | | 1/2(y-2)+2=3/4(5y-16) | | 2n+3=33 | | x^3-36x-84=0 | | 5y+6x=-35 | | -0.1p+0.18p+6=30 | | -4+9.5(1+90)=26.5 | | 3(x+7)+8x=11x-21 | | 8p^2-16p-34=0 | | 3x+5y=144 | | 7x-5=5x+1 | | (5x-30)=180 | | 15a+5= | | -2(m-1)=15 | | 27y-29=462+16 | | 5g(g-4)+48=2g(g+3) | | C=8piefb |

Equations solver categories