4a+42=90

Simple and best practice solution for 4a+42=90 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 4a+42=90 equation: 


Simplifying
4a + 42 = 90

Reorder the terms:
42 + 4a = 90

Solving
42 + 4a = 90

Solving for variable 'a'.

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

Add '-42' to each side of the equation.
42 + -42 + 4a = 90 + -42

Combine like terms: 42 + -42 = 0
0 + 4a = 90 + -42
4a = 90 + -42

Combine like terms: 90 + -42 = 48
4a = 48

Divide each side by '4'.
a = 12

Simplifying
a = 12

See similar equations:

| 2(x-5)3x=2 | | x^2-40x-150=0 | | (x-5)(2x-4)= | | an=33n | | f(7a)=7a+7 | | (12+z+-3y)-y+2z=4 | | 43.44= | | 3/2x=3.5 | | (6j)/(7-6j) | | 2x+1-3x-7= | | 8y/4z | | -36y^2=100 | | kx^2=4x-4 | | 4x+(2x-7)=0 | | Dy+Jt=R | | 6x*lnx+5x=0 | | 10000=300x+800x | | 5n+5j=n | | 38+70+x=180 | | (4-x)/(6-3x)0 | | 4b+31=17 | | 15n+10=40 | | 2x+10y+8z=54 | | 5x+30=100+x | | 5m+4n-2m+8n= | | 3d+4=13 | | 2(3/4-5x)=4/5-3x | | 217-(2/3)x60) | | x+14+2x+20=3x+6 | | 2a+4x=14 | | 3x+9=5x-4 | | 29-17x=56 |

Equations solver categories