3(x-3)+2(x+1)=31

Simple and best practice solution for 3(x-3)+2(x+1)=31 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 3(x-3)+2(x+1)=31 equation:


Simplifying
3(x + -3) + 2(x + 1) = 31

Reorder the terms:
3(-3 + x) + 2(x + 1) = 31
(-3 * 3 + x * 3) + 2(x + 1) = 31
(-9 + 3x) + 2(x + 1) = 31

Reorder the terms:
-9 + 3x + 2(1 + x) = 31
-9 + 3x + (1 * 2 + x * 2) = 31
-9 + 3x + (2 + 2x) = 31

Reorder the terms:
-9 + 2 + 3x + 2x = 31

Combine like terms: -9 + 2 = -7
-7 + 3x + 2x = 31

Combine like terms: 3x + 2x = 5x
-7 + 5x = 31

Solving
-7 + 5x = 31

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 5x = 31 + 7

Combine like terms: -7 + 7 = 0
0 + 5x = 31 + 7
5x = 31 + 7

Combine like terms: 31 + 7 = 38
5x = 38

Divide each side by '5'.
x = 7.6

Simplifying
x = 7.6

See similar equations:

| -1+9-7n=8 | | -3x+2y=-2 | | px+rx=d | | -6.4+6=-6.4+6 | | 5x^3-8x^2+200=0 | | -3x+11=12 | | 9y-8=-100 | | -5y^4-y^3-3(7y^4-2y)= | | -1w=7+8 | | 9y-8=100 | | -4x-6.4=-4x+6.4 | | 2x+3x+7=-3 | | 2k=18.4 | | 3x^2+y^2+30x+10y+79=0 | | 4ax-2b=3b^2x | | 8+3m=5 | | d+5=35 | | 4x-4+7=7x+12 | | 6(6v)-5=1+6v | | 5(1+6b)-8(8b-5)=-23 | | 6-11x-7x=-12 | | 10(x+3)-(9x-4)=x-5+5 | | 5(3a-7)-6a=3(a-9) | | (32)3=9x | | 7y-9+4y-6=-8y+13+12y | | -8x-7=3x | | 7n=-112 | | 10x+5=15x | | 56+12x-33=(2x+1)+36 | | 12n+9=6-32 | | 5(x+8)=2 | | 7h=-112 |

Equations solver categories