2x+x-3=90

Simple and best practice solution for 2x+x-3=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 2x+x-3=90 equation: 


Simplifying
2x + x + -3 = 90

Reorder the terms:
-3 + 2x + x = 90

Combine like terms: 2x + x = 3x
-3 + 3x = 90

Solving
-3 + 3x = 90

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 3x = 90 + 3

Combine like terms: -3 + 3 = 0
0 + 3x = 90 + 3
3x = 90 + 3

Combine like terms: 90 + 3 = 93
3x = 93

Divide each side by '3'.
x = 31

Simplifying
x = 31

See similar equations:

| 29+17+y+29+25=180 | | (8x-10)=(7x+5) | | 0.65x+0.05(20-x)=.10(-2) | | 3x+7+2x-4+x+3=180 | | 15x^2=-11x+12 | | (5x-12)=(x+36) | | 9-2(4x-1)=15 | | 3b-4-7b= | | 2y+18=12-6(y+4) | | 2sinx-3cosx=2 | | (3a+b)*2=128 | | 3a+b*2=128 | | P-2q+3r=12 | | 14x+14=24 | | 22+2y-14=0 | | 8h-17=47 | | 17-2f(5f-62f)=7(2f+3) | | 15-0.16667n=0.16667n-1 | | 6x+4=5[3x+8] | | 8(m+4)=8m+12 | | 2x^2+2y^2-8x+16y=0 | | 2x+7y=-2 | | 7m+8=78 | | 3[4d+1]-9d=6[2-d] | | 9+4(x-4)=3(x+7) | | X^3+y^3=3xy+1 | | 10u+7=8[2u-4]-9 | | 2.70+5.3= | | 9[2+w]-4w=3w-10 | | 8(2n-2)=-4(-4n+3) | | abs(3x^2+7x+3)=1 | | 2[4a-12]+3a=6a+1 |

Equations solver categories