x+3+x+15=90

Simple and best practice solution for x+3+x+15=90 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 x+3+x+15=90 equation:


Simplifying
x + 3 + x + 15 = 90

Reorder the terms:
3 + 15 + x + x = 90

Combine like terms: 3 + 15 = 18
18 + x + x = 90

Combine like terms: x + x = 2x
18 + 2x = 90

Solving
18 + 2x = 90

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 2x = 90 + -18

Combine like terms: 18 + -18 = 0
0 + 2x = 90 + -18
2x = 90 + -18

Combine like terms: 90 + -18 = 72
2x = 72

Divide each side by '2'.
x = 36

Simplifying
x = 36

See similar equations:

| 7x-31+4x+5=90 | | -79-10x=10x-21 | | 7x+1+9x-7=90 | | 2x+4+3x+1=90 | | 3x+3=5x-15 | | x+13=3x-19 | | 2x-5x=36 | | 8x+7x= | | 17x^2-28x=0 | | 6x-(x+4)=2+[2x-(2-x)] | | 6x-(x+4)=2[2x-(1-x)] | | (4m-3)(3m-4)= | | 10-9=20+8x | | 8x-2=5(x+2) | | (2a+5)(3a-4)= | | 2+4(2x+2)-(3+9x)=4(2+3x)-(1+2x)+2 | | 2-2x=4(3x-5) | | x+79=83 | | 2*8*12=A | | 2*8*12= | | 4+1(3+4x)+3+1(3+9)=4x+8(3x+2)-(4+3x)-2 | | 1x+3(4+2x)-(3+1x)=4+1(3x+8)+3(2+1)+2 | | 3x+7-2(x+6)-7=5x+6(3x+2) | | y^2-12y+157=0 | | 3x+5=9x-1 | | 7x+2=6(x-1)+3 | | 7x+13-6x=-11 | | 19x-3=18x+18 | | 7(x-7)-8=16x-93 | | 2.5x+7=14 | | x^6-5x^5+x^3+2x^2=5 | | 5(x-8)-5=26x-150 |

Equations solver categories