40k+70=30k+80

Simple and best practice solution for 40k+70=30k+80 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 40k+70=30k+80 equation:


Simplifying
40k + 70 = 30k + 80

Reorder the terms:
70 + 40k = 30k + 80

Reorder the terms:
70 + 40k = 80 + 30k

Solving
70 + 40k = 80 + 30k

Solving for variable 'k'.

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

Add '-30k' to each side of the equation.
70 + 40k + -30k = 80 + 30k + -30k

Combine like terms: 40k + -30k = 10k
70 + 10k = 80 + 30k + -30k

Combine like terms: 30k + -30k = 0
70 + 10k = 80 + 0
70 + 10k = 80

Add '-70' to each side of the equation.
70 + -70 + 10k = 80 + -70

Combine like terms: 70 + -70 = 0
0 + 10k = 80 + -70
10k = 80 + -70

Combine like terms: 80 + -70 = 10
10k = 10

Divide each side by '10'.
k = 1

Simplifying
k = 1

See similar equations:

| 3u^2=5u | | -2/7(3-4x)+8=18 | | 3/8=4m-5/12 | | 3x^3-12+2=0 | | 4x+9y=81 | | 7.5+5c=32.5 | | (30*3)-28=x | | 8y^2-10y= | | 21=6-(-5x) | | 180=0.05s*0.05s+11s | | 175m-75+47750=51250-150m | | (2xy+1)(5xy-2)=0 | | 48-9b=3 | | x^2+9=6 | | 11x-22r=66 | | 5x+2=1x+6 | | x^(1/4)=0.7 | | (x+a)/3=c | | 0.7=x^(1/4) | | 9=d+3/8 | | sqrt(1-3x)=2 | | 2r+7+r= | | 122w=1 | | 2f-6=f+1 | | 1222=1 | | 30=0.33x+28 | | 5h+2=8 | | -3*x-9=5*x-41 | | X=(2y-z)/4 | | 25+3r=2(r+2)-2 | | 6n-5=4n+7 | | -4(-2+m)m= |

Equations solver categories