30+4k=-5(-k-7)

Simple and best practice solution for 30+4k=-5(-k-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 30+4k=-5(-k-7) equation:


Simplifying
30 + 4k = -5(-1k + -7)

Reorder the terms:
30 + 4k = -5(-7 + -1k)
30 + 4k = (-7 * -5 + -1k * -5)
30 + 4k = (35 + 5k)

Solving
30 + 4k = 35 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
30 + 4k + -5k = 35 + 5k + -5k

Combine like terms: 4k + -5k = -1k
30 + -1k = 35 + 5k + -5k

Combine like terms: 5k + -5k = 0
30 + -1k = 35 + 0
30 + -1k = 35

Add '-30' to each side of the equation.
30 + -30 + -1k = 35 + -30

Combine like terms: 30 + -30 = 0
0 + -1k = 35 + -30
-1k = 35 + -30

Combine like terms: 35 + -30 = 5
-1k = 5

Divide each side by '-1'.
k = -5

Simplifying
k = -5

See similar equations:

| 3/4=12c | | 0=40+5t-4.9t^2 | | 6E-7= | | 48x^2+92x+20=0 | | -t/5=12 | | 8+2n=10-5n | | 4x^3+19x^2+21x=0 | | -32-12x-x^2=0 | | .06x+.09(2x)=72 | | -2a+16+4a=9a-3a | | y^4-17y=-16 | | 2x+9y=6 | | 3x^(2/3)-23x^(1/3)-8 | | 6e^2x=83 | | 5(4-t)-(2-3t)=11 | | 0.2x+0.3=0.5x+0.4 | | x+1=20x | | 7(6-2x)=5(-3+1) | | 4(-7)(-6)5= | | (X-3i)(x+3i)=0 | | 3c-2(c-7)=3+2c | | 10x-3y=10 | | N=A+9 | | (x+2)(x-(3-i))(x-(3+i))= | | (3x+5)(4x+3)=(5x-3)(2z-9)+80x+20 | | 3g-2g=19 | | -3y+28=y(squared) | | 4y-10-7-19= | | -2x-10=x+8 | | -2/3x+1/4=1/4+3 | | 7x(6x)=(10x-4)5x | | x=p-6*3 |

Equations solver categories