3x-9+4=90

Simple and best practice solution for 3x-9+4=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 3x-9+4=90 equation:


Simplifying
3x + -9 + 4 = 90

Reorder the terms:
-9 + 4 + 3x = 90

Combine like terms: -9 + 4 = -5
-5 + 3x = 90

Solving
-5 + 3x = 90

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 3x = 90 + 5

Combine like terms: -5 + 5 = 0
0 + 3x = 90 + 5
3x = 90 + 5

Combine like terms: 90 + 5 = 95
3x = 95

Divide each side by '3'.
x = 31.66666667

Simplifying
x = 31.66666667

See similar equations:

| 8(y-2)=3y-51 | | 68+12y=75 | | 25x^4-30x^2+9=16x^2-9+9x^2+3 | | 6x+24=43 | | 4x+49=7x+14 | | 62x+94=365392x | | 180=2x+2y | | 15(a-7)-4a=-4(a+5) | | (1/3)y-(2/3)x=4/3 | | mx^2+mx+m=0 | | =(x^2)+8x+12 | | 14.8z-4.8=58.4-z | | Pi*6x= | | =(x^2)-3x-4 | | 2g^2-36g+17=0 | | y=-x^2-6x-11 | | 3x+2y=280 | | 5*7x+8=-240 | | z=ax+by+c | | 4x^2-4x-7=2(x-1) | | 7sin^2(x)-2cos^2(x)=1 | | x+64=3x-4 | | 1+3q=4 | | x/-22=10 | | 5g-13=8g-5 | | (3r^4+3r^2)-(5r^6+6r^2)= | | 23b=-759 | | -21s=441 | | 25x^4-30x^2+9=(4x+3)(4x-3)+9x^2+3 | | -215=441 | | 43=8-7x | | 5-3x-12-4/x-4 |

Equations solver categories