28=-7a

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


Simplifying
28 = -7a

Solving
28 = -7a

Solving for variable 'a'.

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

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

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

Add '-28' to each side of the equation.
28 + -28 + 7a = 0 + -28

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

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

Divide each side by '7'.
a = -4

Simplifying
a = -4

See similar equations:

| X^2-x-8=5 | | 9g+3=21 | | 0.5=y-0.45 | | (3x-18)/ | | 10=-3+d | | 52-(-30)/15= | | -3(5r+10)=40 | | .6(20x-80y)-(15x+18y)= | | 3-y+12=-48 | | 4(2w+s)=100 | | 15X+12-6X=24-3X | | (5e^2x)-4=10 | | 4x-2(x-8)=2(x+1)+8 | | In(x)+In(x+3)=In(x-4) | | 5+3x=33 | | a-8=43 | | -6s+3=2s+14+3s | | (4a^2-8)/4a | | f(x)=-16x^2+20x+5 | | 10+7e-5=2e | | 7d+10=2d | | 4x+5+10x-7=180 | | 24=2x^2+6x+4 | | y+6+7y=30 | | 22-7x=-8-8x | | 3x+7y=9x+10 | | 8/5=x-4/15 | | 12x=6x+58 | | (8a-4)(8a+3)= | | 10x-14=-16 | | 1/2*1/5 | | 14*(-3)+5= |

Equations solver categories