15-a=45

Simple and best practice solution for 15-a=45 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 15-a=45 equation:


Simplifying
15 + -1a = 45

Solving
15 + -1a = 45

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + -1a = 45 + -15

Combine like terms: 15 + -15 = 0
0 + -1a = 45 + -15
-1a = 45 + -15

Combine like terms: 45 + -15 = 30
-1a = 30

Divide each side by '-1'.
a = -30

Simplifying
a = -30

See similar equations:

| x+6=3x-32 | | x^2-6.5x-52=0 | | 12x+5=8x-15 | | (9b-27)=21 | | 4.4m+6.2=8.8m-88 | | -3x+2(2+3x)=5x+8 | | -3(3y-3)+9y=9 | | 3x-4=-8(x-5) | | 3(4x+5)=6(2x-4) | | 7x-2-3=4(x+10) | | 44=5r+19-4r | | r+26-3r=54 | | 5x+4x+20=180 | | 12(4x+5)=6(2x+4) | | 4.5w=5.1(w-3) | | 7x+32=12-m | | 3r^2+11r+28=10(1-r) | | -22+6x=74 | | t-7+3t=33 | | 2(h+1)=5h-1 | | 27v+48=21v | | 8x-5=(-2x)-15 | | 5-35m+11m+66=4+9m+1 | | 5z+1-4z=51 | | 2a+4c=10 | | 0.4x+0.26(30)=12.2 | | 46.50-15=5.25x | | 3(4x+5)=5(2x+4) | | 5x+5=8x-84 | | z+16+4z=26 | | 2h+4f=12 | | 14-(x+5)=3x+27-10 |

Equations solver categories