3x+5x-30=90

Simple and best practice solution for 3x+5x-30=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+5x-30=90 equation:


Simplifying
3x + 5x + -30 = 90

Reorder the terms:
-30 + 3x + 5x = 90

Combine like terms: 3x + 5x = 8x
-30 + 8x = 90

Solving
-30 + 8x = 90

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 8x = 90 + 30

Combine like terms: -30 + 30 = 0
0 + 8x = 90 + 30
8x = 90 + 30

Combine like terms: 90 + 30 = 120
8x = 120

Divide each side by '8'.
x = 15

Simplifying
x = 15

See similar equations:

| 2x-7-15=0 | | 3+x+5x-30=180 | | x^2+10-10=0 | | 24=y-26 | | 3x+4x=5(x-8) | | 96-a=68 | | c-46=39 | | 9x-2(2x+6)=28 | | X+iy=2+3i | | f-40=13 | | 125000+65x=75x | | 40=77-g | | 46=63-n | | 3=j-30 | | 56-d=13 | | 3x=2x-13 | | 7n-2(n+8)=29 | | 61-s=1 | | x-1*2=3/4 | | 8=b-7 | | z-38=35 | | 6.4x+10-2.8x=1.2x+17.8 | | 33=58-r | | p-75=14 | | 16=47-k | | 15=34-e | | 44=u-29 | | 4(3x-1)=2x+35 | | t-81=18 | | X=-50+2x | | 90-v=23 | | 6x-8+4x+2+54=180 |

Equations solver categories