.04x+.07(7000-x)=420

Simple and best practice solution for .04x+.07(7000-x)=420 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 .04x+.07(7000-x)=420 equation:


Simplifying
0.04x + 0.07(7000 + -1x) = 420
0.04x + (7000 * 0.07 + -1x * 0.07) = 420
0.04x + (490 + -0.07x) = 420

Reorder the terms:
490 + 0.04x + -0.07x = 420

Combine like terms: 0.04x + -0.07x = -0.03x
490 + -0.03x = 420

Solving
490 + -0.03x = 420

Solving for variable 'x'.

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

Add '-490' to each side of the equation.
490 + -490 + -0.03x = 420 + -490

Combine like terms: 490 + -490 = 0
0 + -0.03x = 420 + -490
-0.03x = 420 + -490

Combine like terms: 420 + -490 = -70
-0.03x = -70

Divide each side by '-0.03'.
x = 2333.333333

Simplifying
x = 2333.333333

See similar equations:

| -3(3x+2)-x=-46 | | x+5y=21 | | -3.5-1.25=-13.5 | | 5x+6y+7z=90 | | 180=X+X+20 | | 3d+36=4d+12 | | 12(2.941176471+.0582352941y)+4y=40 | | 2x+4+3x=36 | | 1x+4=6 | | -6+2y=-8 | | x^2-2x=-10 | | 6m+3= | | x-5y=-29 | | 10t-6=-2+(-6) | | t^2-7t-44= | | 10+4a-3a=13 | | -6+2(-2)=-8 | | 3-11*y=9+5*y | | 7x+2x-4=9x+12 | | 6p+2+3p-p=26 | | 50+1.99c=3.99c | | 6x-5=x^2 | | 8x-13=25 | | 8n+12n=60 | | 3x+5y=100 | | 4x^2-16x-1536=0 | | 3y+5x=100 | | .1(7)+x=.3(7+x) | | 3=p-6 | | y=6y-1 | | 9+2*x=2-3*x | | 4p+2=14 |

Equations solver categories