3a-7=-28

Simple and best practice solution for 3a-7=-28 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 3a-7=-28 equation:


Simplifying
3a + -7 = -28

Reorder the terms:
-7 + 3a = -28

Solving
-7 + 3a = -28

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 3a = -28 + 7

Combine like terms: -7 + 7 = 0
0 + 3a = -28 + 7
3a = -28 + 7

Combine like terms: -28 + 7 = -21
3a = -21

Divide each side by '3'.
a = -7

Simplifying
a = -7

See similar equations:

| 0.52+2.5=5.1 | | 3x-13=100 | | 9b+4=-14 | | 4(7x-3)+3(7-6x)-10x=0 | | 3x+8+2x+7+x-9= | | 5x-36=24+2x | | 25=y-14 | | 9x+9=2x+10 | | -15-6c=3 | | 7-5w=22 | | 2x+x=27 | | 7x+10=3x+3 | | 12m+22-3m=2m-13 | | 6+3z=18 | | 7x-5y=70 | | 13=x+(-25) | | 4x-8=7x+5 | | 3(2x-4)=9x+3 | | 8x-6y=-192 | | 10x-9=5x+10 | | 6x-2=9x+10 | | 5x+12=7x+16 | | x-(-22)=40 | | 15-x=-5 | | x-2(x-10)=12 | | 5x+8=3x+2 | | 8x-9=10x+7 | | 2y-6=10+11y+2 | | 9x-22=23+4x | | 6z+8=9z-7 | | 3x-9=7x+4 | | 5x-8=3x+3 |

Equations solver categories