3x-9+3(3x+5)=-4(x+1)

Simple and best practice solution for 3x-9+3(3x+5)=-4(x+1) 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+3(3x+5)=-4(x+1) equation:


Simplifying
3x + -9 + 3(3x + 5) = -4(x + 1)

Reorder the terms:
3x + -9 + 3(5 + 3x) = -4(x + 1)
3x + -9 + (5 * 3 + 3x * 3) = -4(x + 1)
3x + -9 + (15 + 9x) = -4(x + 1)

Reorder the terms:
-9 + 15 + 3x + 9x = -4(x + 1)

Combine like terms: -9 + 15 = 6
6 + 3x + 9x = -4(x + 1)

Combine like terms: 3x + 9x = 12x
6 + 12x = -4(x + 1)

Reorder the terms:
6 + 12x = -4(1 + x)
6 + 12x = (1 * -4 + x * -4)
6 + 12x = (-4 + -4x)

Solving
6 + 12x = -4 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
6 + 12x + 4x = -4 + -4x + 4x

Combine like terms: 12x + 4x = 16x
6 + 16x = -4 + -4x + 4x

Combine like terms: -4x + 4x = 0
6 + 16x = -4 + 0
6 + 16x = -4

Add '-6' to each side of the equation.
6 + -6 + 16x = -4 + -6

Combine like terms: 6 + -6 = 0
0 + 16x = -4 + -6
16x = -4 + -6

Combine like terms: -4 + -6 = -10
16x = -10

Divide each side by '16'.
x = -0.625

Simplifying
x = -0.625

See similar equations:

| 7n-4n-6n=12 | | -2(j+6)=0 | | 2(c+2)=10 | | 21x-3+24+56=-15+78x | | -1/7=1/15 | | 2ln(2x+4)=24 | | 2[8-5(5m+1)]-4m= | | 5y-6x=7z | | 2x^9+2x^8-4x^7+16x^6= | | 2x+12+6x-24=180 | | (3x+2)-2= | | -2x+2=-34 | | 5(-4)+10(-2)= | | 4(t-3)=12 | | 7x(2+3)= | | 18x^6-7x^4+11x^3= | | 90=n+61 | | -2(y-4y)+3=-2(5y-y)+7+13y | | 2(a+4)+6a=8 | | X^2+42x-320=0 | | 12x-2x+8=38 | | -4+7e+9-e=11 | | x^2-59=-8x | | 4(x-5)-3(x+5)=35-5(x+8) | | 12+m=15+0.75 | | -2(-2x+6)=28 | | -3(x+3)+5=7(x+2)+9 | | -1.4s=2.8 | | 2M+8=9 | | 2x+x+2=40 | | 4(4x+9)=16x-5 | | 8z-20=7z+14 |

Equations solver categories