3(7x+9)=5(4x+7)-18

Simple and best practice solution for 3(7x+9)=5(4x+7)-18 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 3(7x+9)=5(4x+7)-18 equation:


Simplifying
3(7x + 9) = 5(4x + 7) + -18

Reorder the terms:
3(9 + 7x) = 5(4x + 7) + -18
(9 * 3 + 7x * 3) = 5(4x + 7) + -18
(27 + 21x) = 5(4x + 7) + -18

Reorder the terms:
27 + 21x = 5(7 + 4x) + -18
27 + 21x = (7 * 5 + 4x * 5) + -18
27 + 21x = (35 + 20x) + -18

Reorder the terms:
27 + 21x = 35 + -18 + 20x

Combine like terms: 35 + -18 = 17
27 + 21x = 17 + 20x

Solving
27 + 21x = 17 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
27 + 21x + -20x = 17 + 20x + -20x

Combine like terms: 21x + -20x = 1x
27 + 1x = 17 + 20x + -20x

Combine like terms: 20x + -20x = 0
27 + 1x = 17 + 0
27 + 1x = 17

Add '-27' to each side of the equation.
27 + -27 + 1x = 17 + -27

Combine like terms: 27 + -27 = 0
0 + 1x = 17 + -27
1x = 17 + -27

Combine like terms: 17 + -27 = -10
1x = -10

Divide each side by '1'.
x = -10

Simplifying
x = -10

See similar equations:

| x=15+6 | | 0.6(x)+15=17 | | 16x^2-32x=33 | | 2+3c=5 | | -5(4d+4)= | | 148=16T^2+64T | | 2(v-5)+3(v+4)=2(v+5) | | 3y-20=7(9) | | X=(3/4)y-8 | | 6(x+12)=-13 | | 12x^2+85x+7=0 | | 18=-5h-17 | | 5z=18-28 | | -15r^2+6r+9=0 | | 3x-8+2x-2+x=5x+3 | | 12(m-3.50)=294 | | 7/3x= | | 7-(-19)-18+(-19)+18=x | | 15r^2+4r-4=0 | | 3x+2=8+2x | | 6m/12 | | 7+2(5x-1)=-3(5x-1)+9 | | y/5=18() | | 2(x+13)= | | 8x+10y=16 | | 200/.5 | | 21w+15= | | (.25x)-(.125x^2)-5000=0 | | 3-(x+5)=4x-7 | | -8-7x=x-16 | | 2[g(b)+1]=x-2x^2 | | 3r^2-24r+21=0 |

Equations solver categories