7(x+3)+x=2(x+4)-4

Simple and best practice solution for 7(x+3)+x=2(x+4)-4 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 7(x+3)+x=2(x+4)-4 equation:


Simplifying
7(x + 3) + x = 2(x + 4) + -4

Reorder the terms:
7(3 + x) + x = 2(x + 4) + -4
(3 * 7 + x * 7) + x = 2(x + 4) + -4
(21 + 7x) + x = 2(x + 4) + -4

Combine like terms: 7x + x = 8x
21 + 8x = 2(x + 4) + -4

Reorder the terms:
21 + 8x = 2(4 + x) + -4
21 + 8x = (4 * 2 + x * 2) + -4
21 + 8x = (8 + 2x) + -4

Reorder the terms:
21 + 8x = 8 + -4 + 2x

Combine like terms: 8 + -4 = 4
21 + 8x = 4 + 2x

Solving
21 + 8x = 4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
21 + 8x + -2x = 4 + 2x + -2x

Combine like terms: 8x + -2x = 6x
21 + 6x = 4 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + 6x = 4 + 0
21 + 6x = 4

Add '-21' to each side of the equation.
21 + -21 + 6x = 4 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = 4 + -21
6x = 4 + -21

Combine like terms: 4 + -21 = -17
6x = -17

Divide each side by '6'.
x = -2.833333333

Simplifying
x = -2.833333333

See similar equations:

| 14b=-36 | | -[3]w+7=-[9]w+49 | | 8m^2-29m-5=5m+m^2 | | 14+12x=-[16]+9x | | 28-(x+6)=9x-8 | | -[5]y+6=-[12]y+62 | | 15y=25x+90 | | x^13+3x^2+1=0 | | 28+19u=-[8]+15u | | .5625y=36 | | 6b^2+17b-10=0 | | 60x+50y=3 | | 2(3x+3)-2=14x+4-8x | | 2(x+4)=14-(x-2) | | 2c+3d=31 | | 9=9n-2n^2 | | 8x^4-28x^3+24x^2=0 | | 192=16x+16 | | q(5-q)= | | 90.00-w=2w-5 | | 5b^2+56=47b | | 2r+6=18 | | 6x+10=2x+6 | | 90.00+w=2w+5 | | 30v^4x^8+18vx^3y^9=0 | | -35=7k | | 5m^2-23m+3=-2m^2-3 | | 5(x-3)=2(x+1)-5(x-3) | | 3m-5=-8(6+5m) | | 1.0(x+80)+.20x+2=10+.30x | | Qs=-2+0.5p | | q(x)=x^4+50x^2+49 |

Equations solver categories