21x=315

Simple and best practice solution for 21x=315 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=315 equation:


Simplifying
21x = 315

Solving
21x = 315

Solving for variable 'x'.

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

Divide each side by '21'.
x = 15

Simplifying
x = 15

See similar equations:

| (5-x)(x^2+7x+12)=0 | | 10/5=7 | | 18a^10-50=0 | | (5-x)(x^2-7x+12)=0 | | x+x*3=596 | | 80=x(4+x) | | 8(6v-3)= | | 4+6a^4f^4+9a^6f^6= | | X^2(x^3y^5)+y^3(x^5y^2)= | | y=ln(x)-7x | | ((3c-6y)/(y^2-c^2))-((4c-7y)/(y^2-c^2)) | | 3x+5x+3=4x+15-2x | | 39+8p=45+6p | | 3/15*2/5 | | -5-b=b | | 6-(2x-3)=5-2(x+4) | | 540=h^3+7h^2+12h | | -6n=2.4-12 | | 32+24x+4x^2=96 | | 20-8s=-7(4s-6) | | 3x^2+2.2x+1.21=0 | | 54.15=15.7+3.2x | | 27a^9f^10-18a^7f^8+12a^3f^4= | | 6x-4+2=3x+5 | | x^2-45=19x+21 | | 8y*2-12y+4=y+10 | | 4m-7=m+2 | | Y=4800(1+5)t | | 8x-6=x | | 1+1234567890= | | (2r+1)(8r+5)=0 | | 4(3x+x)+7-5x=8+(-5) |

Equations solver categories