7y-2+x+3=21

Simple and best practice solution for 7y-2+x+3=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 7y-2+x+3=21 equation:


Simplifying
7y + -2 + x + 3 = 21

Reorder the terms:
-2 + 3 + x + 7y = 21

Combine like terms: -2 + 3 = 1
1 + x + 7y = 21

Solving
1 + x + 7y = 21

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + x + -1 + 7y = 21 + -1

Reorder the terms:
1 + -1 + x + 7y = 21 + -1

Combine like terms: 1 + -1 = 0
0 + x + 7y = 21 + -1
x + 7y = 21 + -1

Combine like terms: 21 + -1 = 20
x + 7y = 20

Add '-7y' to each side of the equation.
x + 7y + -7y = 20 + -7y

Combine like terms: 7y + -7y = 0
x + 0 = 20 + -7y
x = 20 + -7y

Simplifying
x = 20 + -7y

See similar equations:

| 7-4x=10x+63 | | -e^4x+2e^2x+1=0 | | 2x^3+5x^2-2x-5x=0 | | 1/5+8=12 | | -e^4x=0 | | 12-8=2x+x+x | | 10x(-8+7x)= | | 3x-5x-2x=20 | | 3x-5x-2x=2m | | -100=12t | | 5x+5x=20-10 | | 5x-7+6x=81 | | 7n=203 | | 2(m+6)=8 | | 2+7x+2x=47 | | 9=3x-15 | | f(x)=8x^4-40x^3+x-5 | | -2+7x+3x=38 | | 4x+2k=32.50 | | 26.46=4L | | 8x^4-40x^3+x-5=0 | | 9x+6+8x-4= | | x^2=-3x+6 | | -5-7x+2x=-35 | | -6x^2+18x+108=0 | | 5[x+2]-9=21 | | 6x-(2x+8)=3x(x+6)-14 | | -26=-x+3x-8 | | 9=3x-12 | | Z=4x-2y | | 4v+6+3=17 | | 4c-5=5 |

Equations solver categories