.3x+.7(100)=.5(100+x)

Simple and best practice solution for .3x+.7(100)=.5(100+x) 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 .3x+.7(100)=.5(100+x) equation:


Simplifying
0.3x + 0.7(100) = 0.5(100 + x)

Multiply 0.7 * 100
0.3x + 70 = 0.5(100 + x)

Reorder the terms:
70 + 0.3x = 0.5(100 + x)
70 + 0.3x = (100 * 0.5 + x * 0.5)
70 + 0.3x = (50 + 0.5x)

Solving
70 + 0.3x = 50 + 0.5x

Solving for variable 'x'.

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

Add '-0.5x' to each side of the equation.
70 + 0.3x + -0.5x = 50 + 0.5x + -0.5x

Combine like terms: 0.3x + -0.5x = -0.2x
70 + -0.2x = 50 + 0.5x + -0.5x

Combine like terms: 0.5x + -0.5x = 0.0
70 + -0.2x = 50 + 0.0
70 + -0.2x = 50

Add '-70' to each side of the equation.
70 + -70 + -0.2x = 50 + -70

Combine like terms: 70 + -70 = 0
0 + -0.2x = 50 + -70
-0.2x = 50 + -70

Combine like terms: 50 + -70 = -20
-0.2x = -20

Divide each side by '-0.2'.
x = 100

Simplifying
x = 100

See similar equations:

| 8m-12=-5+m | | 9x-y=-14 | | 4.5z=0.225 | | 0.60x+0.15(90)=0.50(x+90) | | -(3x-1)(x+5)= | | 5(x+8)=23-50 | | 2r-15=13+3r | | -7+6(-8x+8)=(-2x+5)+7 | | t(t^2-14)=1 | | 3=2(y+10)-1 | | 890+X=1359 | | 0=128x-16x^2 | | Tk=Tc+273 | | K=N-Nvx | | y=2(6)+5 | | -8+3(4x-8)=7(2x-9)+5 | | 2(6+5)+3y=25 | | (2x+10)=134 | | X^2-14x+y^2-16y+64=0 | | 5+5=-5(3x-2) | | 10x+y+5x+21=180 | | 31+2w=7w | | .66x=2 | | 4x+6x=y | | 4(x+5)=-4x+6 | | x^2+1.5x-.36=0 | | 4x-3=117 | | -42p+12=4p | | 22-4(6-x)=90 | | .4x+.6(400)=.7(400+x) | | -3.3=1.1x+2.2 | | (x^2)-3x+44=0 |

Equations solver categories