2x+7y=21

Simple and best practice solution for 2x+7y=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 2x+7y=21 equation: 


Simplifying
2x + 7y = 21

Solving
2x + 7y = 21

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.
2x + 7y + -7y = 21 + -7y

Combine like terms: 7y + -7y = 0
2x + 0 = 21 + -7y
2x = 21 + -7y

Divide each side by '2'.
x = 10.5 + -3.5y

Simplifying
x = 10.5 + -3.5y

See similar equations:

| -18+-6= | | 3x-6=5-2x | | 9(-2)= | | 1+7(4+3t)+5(12+t)= | | 3(2+5x)-10=-22+6x | | 2(5t+8)+9(2t+1)= | | 9y-6= | | 4=s/5-16 | | 10=6+t/8 | | 7+2(3+n)+11n= | | t/6+12=24 | | 16(n+1)+4n+6(5+n)= | | 3x-10y=25 | | (x^2)-(x+2)(x+2)=-3(x-2) | | s/3-7=7 | | n+4(n+9)+20= | | 9+r/5=15 | | X^2-(x+2)(x+2)=-3(x-2) | | -17=3-4y | | X(x)-(x+2)(x+2)=-3(x-2) | | 9+2(15+n)+7(n+5)= | | c/7-3=0 | | w/2+5=10 | | b/4-2=8 | | 62=7+5(n-1) | | -5x+7=21 | | 41x=2747 | | (3x^3-3x^2+3x)+(9x^3+5x^2-14x)= | | -3x^2+58x+139=0 | | -8(-5w+4x-6)= | | 7m^2+8m+12=0 | | 72x=y |

Equations solver categories