3x+7y=84

Simple and best practice solution for 3x+7y=84 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 3x+7y=84 equation: 


Simplifying
3x + 7y = 84

Solving
3x + 7y = 84

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
3x + 7y + -7y = 84 + -7y

Combine like terms: 7y + -7y = 0
3x + 0 = 84 + -7y
3x = 84 + -7y

Divide each side by '3'.
x = 28 + -2.333333333y

Simplifying
x = 28 + -2.333333333y

See similar equations:

| (2x-5)(x+4)=0 | | 5p-10=25 | | 20-4j=j | | 3xy^2+y^3=8 | | 7x+5=-9 | | 7x-8=6x+11 | | 2x+4*3x= | | 2a-8+5a=20 | | 27x-16-6x=14+21x-30 | | x^2+4x-84=0 | | 0.5x-3=2.2-0.75x | | 3y+14+(2y-7)=7y+(19-4y) | | (-5)-(4)= | | 171-4x=32x+19 | | 0.4x^2=2x^2-8.6 | | 3x+10=8x-14 | | 176-4x=41x+21 | | 8x^2=4x | | 14-10x=78-24x | | 1(3-6)-8(99+7)= | | 112y^2+1761y+6534=0 | | -74-10x=8x+16 | | 25x=25x | | 3x+14=-12-10x | | 2(6+3)+3(4+7)= | | 5x+6=2x+5 | | x=1.25*(2.0-x) | | 3x-11=x+5 | | 5x-9=-9+5x | | 7x-43=20+3x | | 9x-4y=17 | | 8x=3x+5 |

Equations solver categories