7x-4=9x-42

Simple and best practice solution for 7x-4=9x-42 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 7x-4=9x-42 equation:


Simplifying
7x + -4 = 9x + -42

Reorder the terms:
-4 + 7x = 9x + -42

Reorder the terms:
-4 + 7x = -42 + 9x

Solving
-4 + 7x = -42 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-4 + 7x + -9x = -42 + 9x + -9x

Combine like terms: 7x + -9x = -2x
-4 + -2x = -42 + 9x + -9x

Combine like terms: 9x + -9x = 0
-4 + -2x = -42 + 0
-4 + -2x = -42

Add '4' to each side of the equation.
-4 + 4 + -2x = -42 + 4

Combine like terms: -4 + 4 = 0
0 + -2x = -42 + 4
-2x = -42 + 4

Combine like terms: -42 + 4 = -38
-2x = -38

Divide each side by '-2'.
x = 19

Simplifying
x = 19

See similar equations:

| 4x-7+9x=3x+5 | | 9x-19+4x+31=180 | | Fx=4x+8 | | 6-45=105 | | (0,5y*0,5y*3,14)*0,5x/3 | | -(y+2)=-18 | | 132-tuv= | | 5(3a+5b)+(2a+4b)= | | 3(2x+9)=22 | | -3(y-2)=18 | | -1=8/7w | | 8h-10h=3h+7n | | 12+20=2 | | 3(-2)=27 | | 2x+43=15x-1 | | 34+x= | | 10x-29=8x+1 | | 16x+5+9x-25=180 | | 4x-2x^2-14=0 | | n/3-4-10 | | 14x=16(x-1) | | S=(1/2)ba | | y=(1+0.01x)x | | 5(X+7)=7 | | 1.25(272)+2.50y=1220 | | R(p)=-4p^2+1110 | | 9m-26=24 | | 1.25c+2.50(-c+624)=1220 | | 3/8*x=76 | | 7p+69+2p+9= | | -6=-9-3y | | 2x-4=7/5 |

Equations solver categories