31+x+42=90

Simple and best practice solution for 31+x+42=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 31+x+42=90 equation: 


Simplifying
31 + x + 42 = 90

Reorder the terms:
31 + 42 + x = 90

Combine like terms: 31 + 42 = 73
73 + x = 90

Solving
73 + x = 90

Solving for variable 'x'.

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

Add '-73' to each side of the equation.
73 + -73 + x = 90 + -73

Combine like terms: 73 + -73 = 0
0 + x = 90 + -73
x = 90 + -73

Combine like terms: 90 + -73 = 17
x = 17

Simplifying
x = 17

See similar equations:

| .35x+4.99=6.04 | | 5(2x+1)/7-x-2/2=6/14+4/14-3/7-2(x-1)/2 | | (x-1)^2/2-(x-1)^2/3=8/3 | | 82/3=x | | 4+3b+2b+7a= | | 5/3y-7/4=-3y+2/3 | | 2a-5=5a-7a+7 | | y^3-3y^2-16y+48=0 | | -7u+6/5=-3/2u-6/5 | | 8m-8=-42+2m | | ((3x)/(x-7))-((x+7)/x) | | -1/8=-1/2v-9/4 | | -7/2-5/3w=3/7 | | 6p=18.75 | | 5x^2+1=36 | | 22+512/-40*5 | | 1/2(x+6)+2x+5=23 | | 2r^2=9r-10 | | x=85t-16t^2 | | 8j-5+j=64 | | X^2=-293 | | 4u^2-36u+81= | | 16x+4-13x+15=90 | | 1.5x+6+2x+5=23 | | 7(a+6)=10[a-(5-a)] | | 9/3-3x/3=-10x+21 | | -3-x=10x+21 | | 12x+19=18x-7 | | 4(-6)+(1)=7 | | (x/2)=(x/11)+18 | | -12x-4y=16 | | -3(2p-4)=24 |

Equations solver categories