2(x-4)+15=-21

Simple and best practice solution for 2(x-4)+15=-21 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 2(x-4)+15=-21 equation:


Simplifying
2(x + -4) + 15 = -21

Reorder the terms:
2(-4 + x) + 15 = -21
(-4 * 2 + x * 2) + 15 = -21
(-8 + 2x) + 15 = -21

Reorder the terms:
-8 + 15 + 2x = -21

Combine like terms: -8 + 15 = 7
7 + 2x = -21

Solving
7 + 2x = -21

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 + 2x = -21 + -7

Combine like terms: 7 + -7 = 0
0 + 2x = -21 + -7
2x = -21 + -7

Combine like terms: -21 + -7 = -28
2x = -28

Divide each side by '2'.
x = -14

Simplifying
x = -14

See similar equations:

| 4-7/8x6 | | y=4cosx+2sinx | | -1/9T2 | | 7+4n-3=8n+13-5n | | x^3+3x^2+8x=112 | | 9w=4320 | | (3x-y+2x)-(-2x-8y-3z)= | | x^3+3x^2+8x-112=0 | | 8-3x+x-5=-3 | | 200x-(x^2/30) | | 4x^3+12x^2+8x-448=0 | | 4x^2-3x-14=0 | | 108=x^3 | | 4x^3+12x^2+8x+32=0 | | 2/3=16 | | 2x-x^2=o | | D/dy=200x*2^(-x) | | 5i/7-2i | | b*3=30 | | 108=xcubed | | C*0.04=1720 | | 15=a-316 | | 5y+10-2y-6= | | 2(1049/3)= | | 12+g=22 | | 12+2(1-7b)=-7(5-5b) | | 12+(1-7b)=-7(5-5b) | | P=105-3q | | t+14=24 | | 61-5x=11-10x | | 5x^2-28x-15=0 | | -2(3m+3)-4(m-4)= |

Equations solver categories