x+3x+15=91

Simple and best practice solution for x+3x+15=91 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+3x+15=91 equation:


Simplifying
x + 3x + 15 = 91

Reorder the terms:
15 + x + 3x = 91

Combine like terms: x + 3x = 4x
15 + 4x = 91

Solving
15 + 4x = 91

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 4x = 91 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 91 + -15
4x = 91 + -15

Combine like terms: 91 + -15 = 76
4x = 76

Divide each side by '4'.
x = 19

Simplifying
x = 19

See similar equations:

| 5-5x=-x-7 | | 2-3=33 | | -8x=-4x-16 | | -12+b=3b+30 | | 18=-2(7x-2) | | 10-k=-4k-14 | | -3n=-45 | | 6-x=-3x | | 10-k=4k-30 | | 11-2x=4x-7 | | 5b=-55 | | 4n-3=n+6 | | 20c-5=10c+25 | | 14-x=5x+2 | | -20-6x=16 | | 20c-5=10c-25 | | 2x^2+5x+75=0 | | x+3x+16=91 | | -12k=-60 | | 18-x=2 | | 8+z=-z+2 | | 6(y+5)=3(2(2y-3)+1)+5 | | 3x^2-36x+64=0 | | 20-2x=-5x+2 | | 2-3x=-x-8 | | (30-y)+(9y-10)=180 | | 3(4x+2)-2x=10x-1 | | (9+2x)3=13+4x | | -7x=-4x-21 | | -8+y=-y-2 | | 4x^2-30x-4=0 | | 3x-3=13x-63 |

Equations solver categories