21c-12=30

Simple and best practice solution for 21c-12=30 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 21c-12=30 equation: 



21c-12=30

We move all terms to the left:

21c-12-(30)=0

We add all the numbers together, and all the variables

21c-42=0

We move all terms containing c to the left, all other terms to the right

21c=42

c=42/21

c=2

See similar equations:

| 1-(2-3x)=4(1+x)-2 | | 8x+8=4x+8 | | -7(-6-6/7)=12(x-7/2) | | 2t-1.7=3.7t-14.96 | | 20(x)-23=14(x)-13 | | 9x-(7x+5)=4x-21 | | 9(y-4=-10(y+7/3 | | 15=10s-2s-1 | | 5(x)-12=4(x)-14 | | 10(x)=7(x)+5+2(x) | | (X+21)+(2x+9)=99 | | 11x12=87 | | 2z+3z-5=0 | | -114(x)=-1176-16(x) | | 56x^2+18x-8=0 | | -7(x)+5+8(x)=5-29 | | 12t^2-15t-18=0 | | (3-2x)/4=1-3x | | -7x+5+8x=5–29 | | -2.5y+14.72=2.3 | | 5/12d+1/6d+1/3D+1/12d=d | | -114x=-1176–16x | | 2/3=-15/9+5/8x | | x=0.01^(-3/2) | | -114q=-1176–16q | | 2(3x-1)=-(4x+6)= | | 10(3x2-13x)=-40 | | 4=1/2x+2/3 | | -(5y+1)-(4y-4)=3 | | 5a^2-7a=2a(a-3) | | x(-4x)=x+9 | | -3p+8=5+(7p+4) |

Equations solver categories