15=7+2+1+x

Simple and best practice solution for 15=7+2+1+x 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 15=7+2+1+x equation:


Simplifying
15 = 7 + 2 + 1 + x

Combine like terms: 7 + 2 = 9
15 = 9 + 1 + x

Combine like terms: 9 + 1 = 10
15 = 10 + x

Solving
15 = 10 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
15 + -1x = 10 + x + -1x

Combine like terms: x + -1x = 0
15 + -1x = 10 + 0
15 + -1x = 10

Add '-15' to each side of the equation.
15 + -15 + -1x = 10 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 10 + -15
-1x = 10 + -15

Combine like terms: 10 + -15 = -5
-1x = -5

Divide each side by '-1'.
x = 5

Simplifying
x = 5

See similar equations:

| 3x+5x-20=x | | 2x^2+13x+9=1 | | 14w+17w-2+1=-3w+1-2 | | 4+2x-3=-17 | | x(7x^2-1)=y(1-7x^2) | | 2x(x-9)=18x^2-19X | | x(7x^2-1)=y(1-7y^2) | | 4+2x-3=17 | | .3(3y+6)-8=-.1(27y-54) | | 8(x-1)=5x-35 | | 3(2x+2)=6(2x+1) | | P=Q-25 | | 4-0.7(a-1)=0.6(8a-1) | | -50-2x=50 | | -62+197R+449R^2+475R^3+245R^4+50R^5=0 | | .3-.06x=1.25 | | -6(3p+4)-20=4(5p+8) | | 5+3(2-3x)=5x+3(2x-3) | | 100000R^5+490000R^4+950000R^3+898000R^2+394000R=124000 | | q=-7p+1050 | | -8+7x=8x | | 9+9(x-5)=4-3(x-1) | | 109=-3(1-3m)+7m | | 33y+21=30y-30 | | h(x)=f(x)-g(x) | | 1p-9q=2 | | 33y+21=35y-35 | | f(x)=x^8-4x^2+6 | | -10=-3+2y | | f(6)=x^8-4x^2+6 | | 4x+(-9+3x)=8x-1 | | -4+11=13x-5-12x |

Equations solver categories