80+x=3(7+x)

Simple and best practice solution for 80+x=3(7+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 80+x=3(7+x) equation:


Simplifying
80 + x = 3(7 + x)
80 + x = (7 * 3 + x * 3)
80 + x = (21 + 3x)

Solving
80 + x = 21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
80 + x + -3x = 21 + 3x + -3x

Combine like terms: x + -3x = -2x
80 + -2x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
80 + -2x = 21 + 0
80 + -2x = 21

Add '-80' to each side of the equation.
80 + -80 + -2x = 21 + -80

Combine like terms: 80 + -80 = 0
0 + -2x = 21 + -80
-2x = 21 + -80

Combine like terms: 21 + -80 = -59
-2x = -59

Divide each side by '-2'.
x = 29.5

Simplifying
x = 29.5

See similar equations:

| w^2+30w+81=0 | | 9y-3=7y+7 | | y=-13+7x | | -3=x+7 | | -4+4x=-24 | | -5-7=-9+x | | y=-10x+4 | | -3b+8=2n+48 | | 5ln(5x)=15 | | 8x+8=4x-8 | | 0.95x+.05(2-x)=.10(-53) | | .0625x^2-.125x=1 | | 0.03(x+10)+0.04(x-5)=2.2 | | 3m-10=8m-10 | | (7k-3)(k^2-2k+3)= | | 3g-49=-2 | | y=0.2126x+15.28 | | 5x+2xy-3x= | | -7(-9+8n)=-31-9n | | 2.91p=-25.444 | | 2x^2+x=14 | | 2(x+4)=-2x+1 | | 24x-26x=5-7 | | ln(x)+ln(x^2)=2 | | 7e^3x+2=6 | | 10+3(3n-15)=1 | | 6(2x-8)=12 | | 12y^2-28y+15=0 | | 4(t+5)-20=0 | | -5x-3.4=19.05 | | -5x-5x=46-6 | | -17-2x=-6-x |

Equations solver categories