ax-3a+7x-21=

Simple and best practice solution for ax-3a+7x-21= 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 ax-3a+7x-21= equation:


Simplifying
ax + -3a + 7x + -21 = 0

Reorder the terms:
-21 + -3a + ax + 7x = 0

Solving
-21 + -3a + ax + 7x = 0

Solving for variable 'a'.

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

Add '21' to each side of the equation.
-21 + -3a + ax + 21 + 7x = 0 + 21

Reorder the terms:
-21 + 21 + -3a + ax + 7x = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -3a + ax + 7x = 0 + 21
-3a + ax + 7x = 0 + 21

Combine like terms: 0 + 21 = 21
-3a + ax + 7x = 21

Add '-7x' to each side of the equation.
-3a + ax + 7x + -7x = 21 + -7x

Combine like terms: 7x + -7x = 0
-3a + ax + 0 = 21 + -7x
-3a + ax = 21 + -7x

Reorder the terms:
-21 + -3a + ax + 7x = 21 + -7x + -21 + 7x

Reorder the terms:
-21 + -3a + ax + 7x = 21 + -21 + -7x + 7x

Combine like terms: 21 + -21 = 0
-21 + -3a + ax + 7x = 0 + -7x + 7x
-21 + -3a + ax + 7x = -7x + 7x

Combine like terms: -7x + 7x = 0
-21 + -3a + ax + 7x = 0

The solution to this equation could not be determined.

See similar equations:

| 8(3s+3)=216 | | 8y-1=0 | | (5a-b)(3a+2b)= | | 24=2x+8+4x-2 | | 3b=6b+6 | | 6x-5y=170 | | 10-8k=-2x+4x | | 4(2l+2)=56 | | 7+3.2n-n=51 | | 4-2v-12=8 | | Logx^3=18 | | Y=-3x^2+6x+2 | | 10(-5p-5)= | | 6(t-1)=(t-4) | | x*8+21=x*2+171 | | -9y+3=-78 | | 3n+7=7 | | B+11=-2 | | 7200=2x^2 | | 2x-76(7)-842=0 | | 7-6u=5+29 | | B+17=30 | | lnx^3=18 | | 16(x*x)+14x-15=0 | | 64x-5=-5+8(x+28) | | 9x-8=-34x | | 18000=y*1.50+y | | 500=-10x^2+255x-1008 | | 4(3x+2)=12 | | 5x-8=33 | | 3(-2n-1)= | | 3(x+-2)=-9 |

Equations solver categories