21x-30=10+21

Simple and best practice solution for 21x-30=10+21 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-30=10+21 equation:


Simplifying
21x + -30 = 10 + 21

Reorder the terms:
-30 + 21x = 10 + 21

Combine like terms: 10 + 21 = 31
-30 + 21x = 31

Solving
-30 + 21x = 31

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 21x = 31 + 30

Combine like terms: -30 + 30 = 0
0 + 21x = 31 + 30
21x = 31 + 30

Combine like terms: 31 + 30 = 61
21x = 61

Divide each side by '21'.
x = 2.904761905

Simplifying
x = 2.904761905

See similar equations:

| 11x-x^2-28=0 | | 0=x^2-11x+22 | | y+11x=36 | | 8x+7y=2x+y | | 3x*1x= | | 5651.8116=(3.14*r^2)+(3.14*r^2)+(55.6*r*6.28) | | 30=-5/9w | | 16b=-496 | | F(x)=40-2(12) | | 40+30p=190 | | 21x+8=6 | | 11c-8c+7=37 | | 46=87 | | 4K-4k=10 | | 75x+25=50x+30 | | -7=t+2s | | 0.5x-0.2=0.8x+0.7 | | 0.3x+0.7=0.7x-0.9 | | 0.5x=0.2x+0.6 | | 40x+4=100x+2 | | 7(x-1)=5(x-1) | | 4x+2-9y=5x+7y-10 | | 0.2x+0.1=0.3 | | 2x^4-5x^2=63 | | 2x^2-5x^2=63 | | 9(2x-7)=4x+3 | | 0=2x^4+x^3+2x^2+x-210 | | 3(x-5)+1=7 | | 2x^2-31x+99=0 | | g+-5g=-4 | | 4x^7/2x^3 | | -24+z=30 |

Equations solver categories