3(x+2)-4(x-1)=7

Simple and best practice solution for 3(x+2)-4(x-1)=7 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+2)-4(x-1)=7 equation:


Simplifying
3(x + 2) + -4(x + -1) = 7

Reorder the terms:
3(2 + x) + -4(x + -1) = 7
(2 * 3 + x * 3) + -4(x + -1) = 7
(6 + 3x) + -4(x + -1) = 7

Reorder the terms:
6 + 3x + -4(-1 + x) = 7
6 + 3x + (-1 * -4 + x * -4) = 7
6 + 3x + (4 + -4x) = 7

Reorder the terms:
6 + 4 + 3x + -4x = 7

Combine like terms: 6 + 4 = 10
10 + 3x + -4x = 7

Combine like terms: 3x + -4x = -1x
10 + -1x = 7

Solving
10 + -1x = 7

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + -1x = 7 + -10

Combine like terms: 10 + -10 = 0
0 + -1x = 7 + -10
-1x = 7 + -10

Combine like terms: 7 + -10 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

See similar equations:

| 16p+12q+p-4q-7p= | | 4(a-1)+5(a+1)=100 | | 1+5x=3x+16 | | 4(n-7)+4n=0 | | 1-5x=3x+16 | | 4(n+3)+4(n-1)=20 | | y=log(12)7-5 | | 8(x-3)+2(x+2)=30 | | 7x*9x^3= | | 45+60= | | x^2-x-52=0 | | 4(n+6)-3n=25 | | 35x^2-228=-4-252x | | 2=(6/x^3) | | 5(x+2)=3x-5 | | 8(3-(4x-5))+3x=0 | | 3(m-2)+2m=24 | | 5p-3(2+6p)= | | 6x^2+6x-10=2 | | (x^2-2/x)-5=(2x-2/x) | | static.mymaths.co.uk/en/inequalities/inequalitiesnegativeoh.swf | | (x^2-2)/x)-5=(2x-2)/x | | [5X-2(4X+3)]-(2X+1)=1 | | 6p+8-3p=28 | | 4z-5y+1-z+y= | | 15+5y=13 | | 11x-186=4x-11 | | (x-2)/4=1 | | x-2/4=1 | | 3(3x-6)-2(4x-6)=5x+7 | | http://static.mymaths.co.uk/en/similarity/similarityoh.swf | | (5x-16)/4 |

Equations solver categories