21x+18=99

Simple and best practice solution for 21x+18=99 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 21x+18=99 equation: 


Simplifying
21x + 18 = 99

Reorder the terms:
18 + 21x = 99

Solving
18 + 21x = 99

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 21x = 99 + -18

Combine like terms: 18 + -18 = 0
0 + 21x = 99 + -18
21x = 99 + -18

Combine like terms: 99 + -18 = 81
21x = 81

Divide each side by '21'.
x = 3.857142857

Simplifying
x = 3.857142857

See similar equations:

| c-(-7)=-3 | | 4=6(r-5)-20 | | 14p+p=71 | | 46t=115 | | 11x+2=5+5x+10 | | 2(-6)+20=-4 | | 21x+18=16 | | 0=5(2a^2-95a+490) | | 3x/4+1/4=4 | | 5x-3+26=180 | | -10+-x+4-5=7x-5 | | 0=5(2a-95a+490) | | -3(x-2)=-30 | | 9+8n=9 | | 2(4x+3)=20 | | -2.4c+6.7=-1.3 | | 1+4x=5x-1 | | F(X)=X^2+6X-11 | | -7x+4=-73 | | 3n+18=-1n-46 | | 0=x^2-59x+588 | | 13=11q-9 | | 5(200)+10x=1630 | | -21-5= | | 29+1=13 | | 2x/3-5/3=3 | | 0=5(2a^2-95+490) | | 8-(2y-8)=1-3y | | 12y-8=40 | | ln(6)-ln(x-6)=4 | | 7+5(y+3)=32 | | 25X^2-12=3C |

Equations solver categories