7x-(4x+3)=15

Simple and best practice solution for 7x-(4x+3)=15 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 7x-(4x+3)=15 equation:


Simplifying
7x + -1(4x + 3) = 15

Reorder the terms:
7x + -1(3 + 4x) = 15
7x + (3 * -1 + 4x * -1) = 15
7x + (-3 + -4x) = 15

Reorder the terms:
-3 + 7x + -4x = 15

Combine like terms: 7x + -4x = 3x
-3 + 3x = 15

Solving
-3 + 3x = 15

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 3x = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 3x = 15 + 3
3x = 15 + 3

Combine like terms: 15 + 3 = 18
3x = 18

Divide each side by '3'.
x = 6

Simplifying
x = 6

See similar equations:

| -4-(2x-2)=-8(x+4) | | 2+0.5g+9=16 | | 5.50=3+0.25x | | 5x+45=x^2-5 | | 7y=-10 | | 5x+16=6x+11 | | -6x+9+7x=6+x+3 | | .5x+2y=235 | | 5.50=3+0.25 | | -9n=12n-45 | | 6m+6m=40+20-12 | | 4x=-16x+3 | | x-3=x+6 | | 14+25m=28+18m | | 5.50=3+0.8x | | 3.10x-2.5=2 | | -(7y+3)-(-6y-6)=-1 | | 7x+9y-9(7x-6y+3z)= | | y=35x+70 | | -(x+2)=9 | | 208p^2-637q^2=0 | | (7x-4)-(4x+8)= | | 5x=-12x+16 | | 7x-9-4x=4x-5 | | -x+9=29+x | | 60k+90=50k+130 | | (7x-4)-4x+8= | | 2(1+2x)=3(x-1) | | 8x+3=-4+5x+16 | | 2(2x-3)+2(x)=30 | | 50+30x=10(25+x) | | -8(a-6)=6-7(4a-6) |

Equations solver categories